WEI CHIH LEE Inventions, Patents and Patent Applications (2025)

  • IONIC COMPOUND, ABSORBENT AND ABSORPTION DEVICE

    Publication number: 20240132496

    Abstract: An ionic compound, an absorbent and an absorption device are provided. The ionic compound has a structure represented by Formula (I): ABn, ??Formula (I) wherein A is B is R1, R2, R3, R4, R5, and R6 are independently H, C1-6 alkyl group; and n is 1 or 2.

    Type: Application

    Filed: June 9, 2023

    Publication date: April 25, 2024

    Applicant: Industrial Technology Research Institute

    Inventors: Wei-Chih LEE, Yi-Hsiang CHEN, Chih-Hao CHEN, Ai-Yu LIOU, Jyi-Ching PERNG, Jiun-Jen CHEN

  • MATTE-TYPE ELECTROMAGNETIC INTERFERENCE SHIELDING FILM COMPRISING BIO-BASED COMPONENT AND PREPARATION METHOD THEREOF

    Publication number: 20240107731

    Abstract: The present disclosure provides a matte-type electromagnetic interference shielding film including bio-based components, which includes a bio-based insulating layer, a bio-based adhesive layer, a metal layer, and a bio-based electrically conductive adhesive layer. The matte-type electromagnetic interference shielding film including the bio-based component of the present disclosure has a matte appearance and high bio-based content and has the advantages of good surface insulation, high surface hardness, good chemical resistance, high shielding performance, good adhesion strength, low transmission loss, high transmission quality, good operability, high heat resistance, and the inner electrically conductive adhesive layer with long shelf life and storage life. The present disclosure further provides a preparation method thereof.

    Type: Application

    Filed: July 14, 2023

    Publication date: March 28, 2024

    Inventors: Bo-Sian DU, Wei-Chih LEE, Chia-Hua HO, Chih-Ming LIN, Chien-Hui LEE

  • ELECTROMAGNETIC INTERFERENCE SHIELDING FILM AND PREPARING METHODS THEREOF

    Publication number: 20230065194

    Abstract: An electromagnetic interference shielding film includes an insulation layer, a first adhesive layer, a porous metal layer and a conductive adhesive layer including a plurality of conductive particles. The first adhesive layer is located between the insulation layer and the porous metal layer, and the porous metal layer is formed on the first adhesive layer, and making the first adhesive layer locate between the porous metal layer and the insulation layer. The conductive adhesive layer is located on the porous metal layer so that the porous metal layer is located between the first adhesive layer and the conductive adhesive layer. The present invention further provides a preparation method thereof.

    Type: Application

    Filed: August 30, 2022

    Publication date: March 2, 2023

    Inventors: Wei-Chih Lee, Chih-Ming Lin, Chia-Hua Ho, Chien-Hui Lee

  • Colored thin covering film and manufacturing method

    Patent number: 11116074

    Abstract: A colored thin covering film is provided, including an upper detached layer, a colored ink film, a low dielectric glue layer, and a lower detached layer. The color ink layer is formed between the upper detached layer and the low dielectric glue layer. The low dielectric glue layer is formed between the colored ink layer and the lower detached layer. The thickness of the colored ink layer is between 1 to 10 ?m, and the thickness of the low dielectric glue layer is between 3 to 25 ?m, such that a total thickness of the colored ink layer and the low dielectric glue layer is allowed to be between 4 to 35 ?m. The colored thin covering film has an extremely low dielectric constant and loss, extremely low ion migration, good adhesion, heat dissipation, high flexibility, and low resilience, and can be processed in a low temperature.

    Type: Grant

    Filed: December 14, 2017

    Date of Patent: September 7, 2021

    Assignee: ASIA ELECTRONIC MATERIAL CO., LTD.

    Inventors: Wei-Chih Lee, Li-Chih Yang, Chien-Hui Lee

  • Metal-organic framework, method for preparing the same, and adsorption device employing the same

    Patent number: 11045785

    Abstract: A metal organic framework and a method for preparing the same, and an adsorption device employing the metal organic framework are provided. The metal organic framework includes a 3,5-pyridinedicarboxylic acid and a metal ion, which is an aluminum ion, a chromium ion, or a zirconium ion, wherein the 3,5-pyridinedicarboxylic acid is coordinated to the metal ion.

    Type: Grant

    Filed: November 4, 2019

    Date of Patent: June 29, 2021

    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

    Inventors: Wei-Chih Lee, Chang-Yi Shen, Jiun-Jen Chen, Yuhao Kang, Shih-Yun Yen, Yu-Xuan Wang

  • METAL-ORGANIC FRAMEWORK, METHOD FOR PREPARING THE SAME, AND ADSORPTION DEVICE EMPLOYING THE SAME

    Publication number: 20200139342

    Abstract: A metal organic framework and a method for preparing the same, and an adsorption device employing the metal organic framework are provided. The metal organic framework includes a 3,5-pyridinedicarboxylic acid and a metal ion, which is an aluminum ion, a chromium ion, or a zirconium ion, wherein the 3,5-pyridinedicarboxylic acid is coordinated to the metal ion.

    Type: Application

    Filed: December 10, 2018

    Publication date: May 7, 2020

    Applicant: Industrial Technology Research Institute

    Inventors: Wei-Chih LEE, Chang-Yi SHEN, Jiun-Jen CHEN, Yuhao KANG, Shih-Yun YEN

  • METAL-ORGANIC FRAMEWORK, METHOD FOR PREPARING THE SAME, AND ADSORPTION DEVICE EMPLOYING THE SAME

    Publication number: 20200139343

    Abstract: A metal organic framework and a method for preparing the same, and an adsorption device employing the metal organic framework are provided. The metal organic framework includes a 3,5-pyridinedicarboxylic acid and a metal ion, which is an aluminum ion, a chromium ion, or a zirconium ion, wherein the 3,5-pyridinedicarboxylic acid is coordinated to the metal ion.

    Type: Application

    Filed: November 4, 2019

    Publication date: May 7, 2020

    Applicant: Industrial Technology Research Institute

    Inventors: Wei-Chih LEE, Chang-Yi SHEN, Jiun-Jen CHEN, Yuhao KANG, Shih-Yun YEN, Yu-Xuan WANG

  • COLORED THIN COVERING FILM AND MANUFACTURING METHOD

    Publication number: 20180249572

    Abstract: A colored thin covering film is provided, including an upper detached layer, a colored ink film, a low dielectric glue layer, and a lower detached layer. The color ink layer is formed between the upper detached layer and the low dielectric glue layer. The low dielectric glue layer is formed between the colored ink layer and the lower detached layer. The thickness of the colored ink layer is between 1 to 10 ?m, and the thickness of the low dielectric glue layer is between 3 to 25 ?m, such that a total thickness of the colored ink layer and the low dielectric glue layer is allowed to be between 4 to 35 ?m. The colored thin covering film has an extremely low dielectric constant and loss, extremely low ion migration, good adhesion, heat dissipation, high flexibility, and low resilience, and can be processed in a low temperature.

    Type: Application

    Filed: December 14, 2017

    Publication date: August 30, 2018

    Inventors: Wei-Chih Lee, Li-Chih Yang, Chien-Hui Lee

  • Waterproof structure for microphone

    Patent number: 9743177

    Abstract: A waterproof structure for a microphone includes a single-directional sound head disposed within an upper sleeve, which is disposed above a fixing seat having two fixing end portions, wherein a peripheral wall interconnecting the fixing end portions is formed with an insert hole. An empty tube is inserted into the insert hole in the fixing seat. Top and bottom covers are mounted respectively on the upper fixing end portion of the upper sleeve and a lower fixing end portion of the fixing seat, wherein each of the top and bottom covers is formed with a central through hole. Three pieces of breathable waterproof fabric are disposed between the top cover and the upper fixing end portion of the upper sleeve and another six pieces are disposed between the bottom cover and the lower fixing end portion of the fixing seat.

    Type: Grant

    Filed: April 14, 2016

    Date of Patent: August 22, 2017

    Assignee: TAIWANMIC INC.

    Inventor: Wei-Chih Lee

  • WATERPROOF STRUCTURE FOR MICROPHONE

    Publication number: 20170164104

    Abstract: A waterproof structure for a microphone includes a single-directional sound head disposed within an upper sleeve, which is disposed above a fixing seat having two fixing end portions, wherein a peripheral wall interconnecting the fixing end portions is formed with an insert hole. An empty tube is inserted into the insert hole in the fixing seat. Top and bottom covers are mounted respectively on the upper fixing end portion of the upper sleeve and a lower fixing end portion of the fixing seat, wherein each of the top and bottom covers is formed with a central through hole. Three pieces of breathable waterproof fabric are disposed between the top cover and the upper fixing end portion of the upper sleeve and another six pieces are disposed between the bottom cover and the lower fixing end portion of the fixing seat.

    Type: Application

    Filed: April 14, 2016

    Publication date: June 8, 2017

    Applicant: TAIWANMIC INC.

    Inventor: Wei-Chih LEE

  • CUSTOMIZED SMD POWER INDUCTOR AND METHOD OF MANUFACTURING THE SAME

    Publication number: 20170133150

    Abstract: A customized SMD power inductor includes a magnetic substrate, a coil structure, a magnetic coating structure, and a terminal electrode structure. The coil structure is disposed on the magnetic substrate. The magnetic coating structure is disposed on the magnetic substrate to cover the coil structure. The magnetic coating structure includes a middle coating layer and a top coating layer, and the middle coating layer has a middle filling portion and a surrounding perimeter portion. The magnetic substrate has a first predetermined relative permeability, the surrounding perimeter portion has a second predetermined relative permeability, the middle filling portion has a third predetermined relative permeability, and the top coating layer has a fourth predetermined relative permeability. The electrical property of the customized SMD power inductor is adjusted according to numerical values of the first, the second, the third, and the fourth predetermined relative permeability.

    Type: Application

    Filed: November 6, 2015

    Publication date: May 11, 2017

    Inventor: WEI-CHIH LEE

  • Driving method for display panel

    Patent number: 9400566

    Abstract: A driving method for a display panel is provided. The display panel includes at least a first common signal line, at least a second common signal line and a plurality of pixels arranged as a pixel array. The pixel array includes a first pixel row and a second pixel row electrically connected to the first common signal line and the second common signal line, respectively. The driving method includes steps of: generating a first AC common signal; generating a second AC common signal, wherein the first AC common signal and the second AC common signal are inverse to each other; and providing the first and second AC common signal to the first and second pixel rows through the first and second common signal lines, respectively, by way of N-frame switch, wherein N is a positive integer.

    Type: Grant

    Filed: October 24, 2013

    Date of Patent: July 26, 2016

    Assignee: AU OPTRONICS CORP.

    Inventors: Wei-Chun Hsu, Yu-Hsin Ting, Wei-Chih Lee, Chung-Lin Fu, Nan-Ying Lin

  • SMD transformer structure and SMD transformer array

    Patent number: 9177710

    Abstract: A SMD transformer structure includes a substrate unit, a magnetic unit, a coil unit and a shielding unit. The substrate unit includes a support substrate. The magnetic unit includes at least one magnetic material core bar disposed on the support substrate. The coil unit includes at least one transformer coil assembly wound around the magnetic material core bar. The transformer coil assembly includes a plurality of transformer coils wound around the magnetic material core bar, and each transformer coil has two opposite end portions respectively and electrically connected to the corresponding first electrode and the corresponding second electrode of the substrate unit. The shielding unit includes at least one magnetic shielding board disposed on the magnetic material core bar. Whereby, the SMD transformer structure not only can be simplified to reduce its size, but also can be automatically manufactured to increase its production efficiency and product yield (reliability).

    Type: Grant

    Filed: December 9, 2013

    Date of Patent: November 3, 2015

    Assignee: INPAQ TECHNOLOGY CO., LTD.

    Inventors: Wei-Chih Lee, Cgia-Uch Wu

  • SMD TRANSFORMER STRUCTURE AND SMD TRANSFORMER ARRAY

    Publication number: 20150162121

    Abstract: A SMD transformer structure includes a substrate unit, a magnetic unit, a coil unit and a shielding unit. The substrate unit includes a support substrate. The magnetic unit includes at least one magnetic material core bar disposed on the support substrate. The coil unit includes at least one transformer coil assembly wound around the magnetic material core bar. The transformer coil assembly includes a plurality of transformer coils wound around the magnetic material core bar, and each transformer coil has two opposite end portions respectively and electrically connected to the corresponding first electrode and the corresponding second electrode of the substrate unit. The shielding unit includes at least one magnetic shielding board disposed on the magnetic material core bar. Whereby, the SMD transformer structure not only can be simplified to reduce its size, but also can be automatically manufactured to increase its production efficiency and product yield (reliability).

    Type: Application

    Filed: December 9, 2013

    Publication date: June 11, 2015

    Applicant: INPAQ TECHNOLOGY CO., LTD.

    Inventors: WEI-CHIH LEE, CGIA-UCH WU

  • DRIVING METHOD FOR DISPLAY PANEL

    Publication number: 20140347259

    Abstract: A driving method for a display panel is provided. The display panel includes at least a first common signal line, at least a second common signal line and a plurality of pixels arranged as a pixel array. The pixel array includes a first pixel row and a second pixel row electrically connected to the first common signal line and the second common signal line, respectively. The driving method includes steps of: generating a first AC common signal; generating a second AC common signal, wherein the first AC common signal and the second AC common signal are inverse to each other; and providing the first and second AC common signal to the first and second pixel rows through the first and second common signal lines, respectively, by way of N-frame switch, wherein N is a positive integer.

    Type: Application

    Filed: October 24, 2013

    Publication date: November 27, 2014

    Applicant: AU OPTRONICS CORP.

    Inventors: Wei-Chun HSU, Yu-Hsin TING, Wei-Chih LEE, Chung-Lin FU, Nan-Ying LIN

  • Nitrile hydration catalyzed by recyclable ruthenium complexes

    Patent number: 8853450

    Abstract: A method for hydrating a nitrile derivative to generate an amide derivative is provided. The method includes mixing the nitrile derivative with a ruthenium catalyst complex in an aqueous solution to form a mixture, and reacting the nitrile derivative with water in the aqueous solution and in the presence of the ruthenium catalyst complex to form a reacted mixture comprising the amide derivative. The ruthenium catalyst complex is represented by the following structural formula: RuX2(L)n, wherein X is an anionic ligand, L is a bifunctional phosphine ligand, and n is 3 or 4.

    Type: Grant

    Filed: October 18, 2012

    Date of Patent: October 7, 2014

    Assignee: Board of Regents of the Nevada System of Higher Education, on behalf of the University of Nevada, Reno

    Inventors: Brian J. Frost, Wei-Chih Lee

  • POWER INDUCTOR AND METHOD FOR FABRICATING THE SAME

    Publication number: 20140292462

    Abstract: A power inductor and its fabrication method are disclosed. The power inductor comprises a lower substrate, a coil provided on the lower substrate, and an intermediate layer which encloses the coil, wherein the lower substrate can be a soft magnetic entrainer or a non-magnetic entrainer. The coil is made of a conductive wire coated with insulated layer, and the intermediate layer is a material consisting of magnetic properties. The steps of fabrication consists of: forming a base conductive pole on the upper surface of the lower substrate, putting the coil connected to said base conductive pole, and enveloping said coil with magnetic material.

    Type: Application

    Filed: March 28, 2013

    Publication date: October 2, 2014

    Applicant: INPAQ TECHNOLOGY CO., LTD.

    Inventor: Wei-Chih LEE

  • Method for fabricating a lead-frameless power inductor

    Patent number: 8707547

    Abstract: A lead-frameless power inductor and its fabrication method are disclosed. The power inductor comprises a lower substrate, a coil provided on the lower substrate, and an intermediate layer which encloses the coil, wherein the lower substrate can be a soft magnetic entrainer or a non-magnetic entrainer. The coil is made of an insulated wire, and the intermediate layer is a colloid consisting of magnetic powder. A method for fabricating the lead-frameless power inductor includes steps of preparing a lower substrate; forming a plurality of conducting metal layers on the lower substrate; forming a wire package on an upper surface of said lower substrate; coating a surface of said wire package with a magnetic powder; dividing the substrate into a plurality of granulated elements by cutting process; and forming the conducting metal layer on both sides of the element to form a surface mounting device.

    Type: Grant

    Filed: July 12, 2012

    Date of Patent: April 29, 2014

    Assignee: Inpaq Technology Co., Ltd.

    Inventor: Wei Chih Lee

  • LEAD-FRAMELESS POWER INDUCTOR AND METHOD FOR FABRICATING THE SAME

    Publication number: 20140015630

    Abstract: A lead-frameless power inductor and its fabrication method are disclosed. The power inductor comprises a lower substrate, a coil provided on the lower substrate, and an intermediate layer which encloses the coil, wherein the lower substrate can be a soft magnetic entrainer or a non-magnetic entrainer. The coil is made of an insulated wire, and the intermediate layer is a colloid consisting of magnetic powder. The steps of fabrication are: forming a wire package to fix on the upper surface of the lower substrate, wherein the wire package is formed of a lacquer insulated copper wire or the like, then coated with a colloid consisting of the magnetic powder, and then is cutting into granulated elements and forming in order.

    Type: Application

    Filed: July 12, 2012

    Publication date: January 16, 2014

    Inventor: Wei-Chih LEE

  • Active compensating hydrostatic bearing and hydrostatic bearing module using the same

    Patent number: 8556509

    Abstract: An active/self-sensing compensating hydrostatic bearing is disposed between first and second structures to allow relative movement between the first and second structures. The hydrostatic bearing includes a body and a compensator. The body, fixed to the first structure and separated from the second structure by a first gap, has a chamber and an input passage and an output passage both communicating with the chamber. The compensator is disposed in the chamber. A compensating passage, communicating with the input passage and the output passage, is formed between the body and the compensator. A pressurized fluid flows from the input passage to the output passage through the compensating passage, and the pressurized fluid in the output passage flows to the first gap to maintain the stability and the rigidity for the relative movement between the first and second structures. A hydrostatic bearing module using the hydrostatic bearing is also disclosed.

    Type: Grant

    Filed: January 24, 2012

    Date of Patent: October 15, 2013

    Assignee: National Tsing Hua University

    Inventors: Cheng-Kuo Sung, Zhang-Hua Fong, Jia-Wei Lu, Yu-Min Hung, Wei-Chih Lee

WEI CHIH LEE Inventions, Patents and Patent Applications (2025)

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