Patents by Inventor Yi-Chang Du
Yi-Chang Du has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12006460Abstract: A photoelectric conversion compound is provided. The photoelectric conversion compound has a structure represented by formula (I): wherein D represents an inorganic luminescent group; each of R1, R2, and R3 independently represents a hydrogen atom or a C1-6 alkyl group; R4 represents a single bond or a C1-6 alkylene group; m represents an integer of 1-10; k represents an integer of 1-1,000; and n represents an integer of 1-10,000.Type: GrantFiled: December 30, 2021Date of Patent: June 11, 2024Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Min-Tsung Kuan, Wen-Hsien Wang, Yi-Chang Du, Szu-Lin Wang, Wen-Hsien Chou, Hsin-Hsin Hsieh
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Publication number: 20230212455Abstract: A photoelectric conversion compound is provided. The photoelectric conversion compound has a structure represented by formula (I): wherein D represents an inorganic luminescent group; each of R1, R2, and R3 independently represents a hydrogen atom or a C1-6 alkyl group; R4 represents a single bond or a C1-6 alkylene group; m represents an integer of 1-10; k represents an integer of 1-1,000; and n represents an integer of 1-10,000.Type: ApplicationFiled: December 30, 2021Publication date: July 6, 2023Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Min-Tsung KUAN, Wen-Hsien WANG, Yi-Chang DU, Szu-Lin WANG, Wen-Hsien CHOU, Hsin-Hsin HSIEH
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Publication number: 20230205031Abstract: An electrochromic composition, an electrochromic layer and an electrochromic device are provided. The electrochromic composition includes 20-80 parts by weight of polyimide, 20-80 parts by weight of silicon oxide nanoparticle, 1-50 parts by weight of electrochromic material, and 850 to 1200 parts by weight of solvent. The polyimide is a reaction product of a dianhydride and a diamine. The dianhydride and the diamine are as defined in the specification.Type: ApplicationFiled: December 20, 2022Publication date: June 29, 2023Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Hsiang-Jui CHEN, Yi-Chang DU, Jauder JENG, Jheng-Ying LI
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Publication number: 20230107749Abstract: A composition for an electrolytic capacitor and an electrolytic capacitor including the composition is provided. The composition includes an intrinsically conductive polymer and an electrolyte solution. The electrolyte solution includes an organic solvent, an ionic salt compound and a succinimide-based compound.Type: ApplicationFiled: October 4, 2022Publication date: April 6, 2023Applicant: Industrial Technology Research InstituteInventors: Yi-Chang Du, Jenn-Yeu Hwang, Li-Duan Tsai
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Patent number: 10790072Abstract: Provided is a conductive polymer composite material including an intrinsically conductive polymer, a cellulose nanofiber, and a polyol, wherein the surface of the cellulose nanofiber contains a carboxylic group. In one embodiment, based on 100 parts by weight of the intrinsically conductive polymer, the content of the cellulose nanofiber is 1 to 100 parts by weight, and the content of the polyol is 10 to 3,000 parts by weight. A capacitor including the conductive polymer composite material is also provided.Type: GrantFiled: August 1, 2019Date of Patent: September 29, 2020Assignee: Industrial Technology Research InstituteInventors: Yi-Chang Du, Yi-Hsiu Pan, Li-Duan Tsai
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Publication number: 20200043628Abstract: Provided is a conductive polymer composite material including an intrinsically conductive polymer, a cellulose nanofiber, and a polyol, wherein the surface of the cellulose nanofiber contains a carboxylic group. In one embodiment, based on 100 parts by weight of the intrinsically conductive polymer, the content of the cellulose nanofiber is 1 to 100 parts by weight, and the content of the polyol is 10 to 3,000 parts by weight. A capacitor including the conductive polymer composite material is also provided.Type: ApplicationFiled: August 1, 2019Publication date: February 6, 2020Applicant: Industrial Technology Research InstituteInventors: Yi-Chang Du, Yi-Hsiu Pan, Li-Duan Tsai
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Patent number: 10262808Abstract: A conductive composite is provided, which includes a conductive conjugated polymer and a mixture. The mixture includes (a) boron oxide, and (b) sulfur-containing compound, nitrogen-containing compound, or a combination thereof. A capacitor is also provided, which includes an anode electrode, a dielectric layer on the anode electrode, a cathode electrode, and an electrolyte between the dielectric layer and the cathode electrode, wherein the electrolyte includes the described conductive composite.Type: GrantFiled: November 14, 2016Date of Patent: April 16, 2019Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Yi-Chang Du, Li-Duan Tsai
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Patent number: 10020119Abstract: A capacitor structure is provided, which includes a positive electrode, a dielectric layer on the positive electrode, and an organic-inorganic composite layer on the dielectric layer. The capacitor structure also includes a negative electrode, and a conductive conjugated polymer electrolyte disposed between the organic-inorganic composite layer and the negative electrode.Type: GrantFiled: December 22, 2016Date of Patent: July 10, 2018Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Yi-Chang Du, Li-Duan Tsai, Kan-Hsuan Lin
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Publication number: 20170186556Abstract: A capacitor structure is provided, which includes a positive electrode, a dielectric layer on the positive electrode, and an organic-inorganic composite layer on the dielectric layer. The capacitor structure also includes a negative electrode, and a conductive conjugated polymer electrolyte disposed between the organic-inorganic composite layer and the negative electrode.Type: ApplicationFiled: December 22, 2016Publication date: June 29, 2017Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Yi-Chang DU, Li-Duan TSAI, Kan-Hsuan LIN
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Publication number: 20170186555Abstract: A conductive composite is provided, which includes a conductive conjugated polymer and a mixture. The mixture includes (a) boron oxide, and (b) sulfur-containing compound, nitrogen-containing compound, or a combination thereof. A capacitor is also provided, which includes an anode electrode, a dielectric layer on the anode electrode, a cathode electrode, and an electrolyte between the dielectric layer and the cathode electrode, wherein the electrolyte includes the described conductive composite.Type: ApplicationFiled: November 14, 2016Publication date: June 29, 2017Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Yi-Chang DU, Li-Duan TSAI
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Publication number: 20170168205Abstract: A wideband compound phase-retardation film including a half-wave phase-retardation film and a quarter-wave phase-retardation film with different reactive rod-like liquid crystal combination is provided. The half-wave phase-retardation film uses material having a birefringence of ?n1, and the quarter-wave phase-retardation film uses material having a birefringence of ?n2. The birefringence ?n1 is smaller than the birefringence ?n2. Furthermore, the birefringence dispersion ?n1(?) is also smaller than ?n2(?).Type: ApplicationFiled: December 31, 2015Publication date: June 15, 2017Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Pao-Ju HSIEH, Chi-Fu TSENG, Yi-Chang DU, Mei-Chih PENG
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Publication number: 20160247633Abstract: An oxidant mixture for conjugated polymer synthesis is provided. The oxidant mixture at least includes an oxidant, a polyether and a nitrogen-containing compound, or at least include the oxidant, the polyether and a nitrogen-containing polymer, or at least include the oxidant and a polyether compound with nitrogen-containing functional groups, wherein the oxidant mixture and a precursor of a monomer of a conjugated polymer are polymerized directly on a surfac of a dielectric layer.Type: ApplicationFiled: April 29, 2016Publication date: August 25, 2016Inventors: Yi-Chang Du, Li-Duan Tsai, Hung-Chung Chien
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Publication number: 20160240322Abstract: A composition for conductive polymer synthesis is disclosed. The composition includes a monomer, an oxidant, and a nitrogen-containing polymer. The nitrogen-containing polymer includes a cyclic nitrogen-containing polymer, a polymer with primary amine group, a polymer with secondary amine group, a polymer with tertiary amine group, a polymer with quaternary ammonium group, or a combination thereof.Type: ApplicationFiled: April 28, 2016Publication date: August 18, 2016Inventors: Hung-Chung Chien, Li-Duan Tsai, Yi-Chang Du
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Patent number: 9390863Abstract: Provided is a composite electrode including a metal layer and a composite dielectric layer. The composite dielectric layer includes a metal oxide dielectric layer and a polymer dielectric layer. The composite dielectric layer overlays the metal layer. The polymer dielectric layer includes a nitrogen-containing polymer and overlays the metal oxide dielectric layer. An electrolytic capacitor is also provided. The electrolytic capacitor has a polymer dielectric layer made of a nitrogen-containing polymer, and such polymer dielectric layer is beneficial to increase the insulating property of the metal oxide dielectric layer and the coverage property of the conductive polymer. Thereby, the conventional leakage current can be significantly reduced and the yield can be improved.Type: GrantFiled: September 16, 2014Date of Patent: July 12, 2016Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Hung-Chung Chien, Yi-Chang Du, Li-Duan Tsai
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Patent number: 9362057Abstract: An electrolyte mixture for electrolytic capacitor is disclosed. The electrolyte mixture includes a conductive polymer and a nitrogen-containing polymer. The nitrogen-containing polymer includes a cyclic nitrogen-containing polymer, a polymer with primary amine group, a polymer with secondary amine group, a polymer with tertiary amine group, a polymer with quaternary ammonium group, or a combination thereof.Type: GrantFiled: July 26, 2013Date of Patent: June 7, 2016Assignee: Industrial Technology Research InstituteInventors: Hung-Chung Chien, Li-Duan Tsai, Yi-Chang Du
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Patent number: 9355785Abstract: An electrolyte mixture for an electrolytic capacitor is provided. The electrolyte mixture includes a conjugated polymer, a polyether and a nitrogen-containing compound, or includes the conjugated polymer, the polyether and a nitrogen-containing polymer, or includes the conjugated polymer and a polyether with nitrogen-containing functional groups. The electrolyte mixture provides a very high static capacitance for an electrolytic capacitor having the same.Type: GrantFiled: July 26, 2013Date of Patent: May 31, 2016Assignee: Industrial Technology Research InstituteInventors: Yi-Chang Du, Li-Duan Tsai, Hung-Chung Chien
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Publication number: 20160148162Abstract: Method of searching a target calendar event using electronic device includes recording a calendar event when the calendar event is newly generated. A time period is set for searching target calendar events. One or more target calendar events is determined generated during the time period, and a date is determined corresponding to each of the one or more target calendar events. The time period is highlighted using a calendar view, and a preset icon is displayed in a data grid of each of the one or more determined dates of the calendar view.Type: ApplicationFiled: December 22, 2014Publication date: May 26, 2016Inventor: YI-CHANG DU
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Patent number: 9156923Abstract: An oxidizing agent useful for oxidative polymerization of high conductive polymers is provided. This oxidizing agent is a kind of organic metal complex formed of metal ion salts having oxidizing capability and nitrogen-containing compound having lone pair electrons with partial ?-electron character. This organic metal complex has weak oxidizing strength for monomers at room temperature. As such, a mixture of the organic metal complex and the monomers has long-term stability under room temperature. While, at a high temperature, the organic metal complex provides proper oxidative polymerization capability for the monomers. The conductive polymers synthesized by the organic metal complex have excellent conductivity.Type: GrantFiled: October 13, 2009Date of Patent: October 13, 2015Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Li-Duan Tsai, Yi-Chang Du
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Patent number: 9093398Abstract: A brightness enhanced self-luminous type display including a self-luminous display panel and a brightness enhancement stacked layer is provided. The self-luminous display panel includes pixels arranged in array, wherein each pixel includes light-emitting sub-pixels displaying different colors. The brightness enhancement stacked layer is disposed on the self-luminous display panel. The brightness enhancement stacked layer includes an absorptive polarizer layer, a phase retardation layer and a reflective polarizer layer. The reflective polarizer layer is between the self-luminous display panel and the phase retardation layer. The phase retardation layer is between the absorptive polarizer layer and the reflective polarizer layer. The reflective polarizer layer includes reflective polarizer blocks arranged in array.Type: GrantFiled: April 16, 2013Date of Patent: July 28, 2015Assignee: Industrial Technology Research InstituteInventors: Hui-Lung Kuo, Mei-Chih Peng, Yi-Chang Du, Mei-Rurng Tseng
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Publication number: 20150187496Abstract: Provided is a composite electrode including a metal layer and a composite dielectric layer. The composite dielectric layer includes a metal oxide dielectric layer and a polymer dielectric layer. The composite dielectric layer overlays the metal layer. The polymer dielectric layer includes a nitrogen-containing polymer and overlays the metal oxide dielectric layer. An electrolytic capacitor is also provided. The electrolytic capacitor has a polymer dielectric layer made of a nitrogen-containing polymer, and such polymer dielectric layer is beneficial to increase the insulating property of the metal oxide dielectric layer and the coverage property of the conductive polymer. Thereby, the conventional leakage current can be significantly reduced and the yield can be improved.Type: ApplicationFiled: September 16, 2014Publication date: July 2, 2015Inventors: Hung-Chung Chien, Yi-Chang Du, Li-Duan Tsai