Patents by Inventor Jenn-Yeu Hwang
Jenn-Yeu Hwang 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).
-
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
-
Patent number: 9812706Abstract: A protected active metal electrode and a device with the electrode are provided. The protected active metal electrode includes an active metal substrate and a protection layer on a surface of the active metal substrate. The protection layer at least includes a metal thin film covering the surface of the active metal substrate and an electrically-conductive thin film covering a surface of the metal thin film. A material of the metal thin film is Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, or W. A material of the electrically-conductive thin film is selected from nitride of a metal in the metal thin film, carbide of a metal in the metal thin film, a diamond-like carbon (DLC), and a combination thereof.Type: GrantFiled: December 25, 2013Date of Patent: November 7, 2017Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Jin-Bao Wu, Li-Duan Tsai, Jia-Jen Chang, Ming-Sheng Leu, Jenn-Yeu Hwang, Chun-Lung Li
-
Publication number: 20150162139Abstract: A power storage device includes a positive electrode and a negative electrode disposed opposite to the positive electrode. The positive electrode and the negative electrode are respectively disposed on at least one surface of a current collector foil. The positive electrode and the negative electrode respectively include an active material, a conductive auxiliary and an adhesive, wherein the active material includes a porous material, an oxidation-reduction electrode material, or combination thereof. At least one of the positive electrode and the negative electrode has a multilayer structure containing three or more layers. The concentration of the oxidation-reduction electrode material in the outmost layer of the multilayer structure is the lowest.Type: ApplicationFiled: December 10, 2014Publication date: June 11, 2015Inventors: Yu-Wei Lin, Li-Duan Tsai, Chia-Chen Fang, Jenn-Yeu Hwang
-
Publication number: 20140186716Abstract: A protected active metal electrode and a device with the electrode are provided. The protected active metal electrode includes an active metal substrate and a protection layer on a surface of the active metal substrate. The protection layer at least includes a metal thin film covering the surface of the active metal substrate and an electrically-conductive thin film covering a surface of the metal thin film. A material of the metal thin film is Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, or W. A material of the electrically-conductive thin film is selected from nitride of a metal in the metal thin film, carbide of a metal in the metal thin film, a diamond-like carbon (DLC), and a combination thereof.Type: ApplicationFiled: December 25, 2013Publication date: July 3, 2014Applicant: Industrial Technology Research InstituteInventors: Jin-Bao Wu, Li-Duan Tsai, Jia-Jen Chang, Ming-Sheng Leu, Jenn-Yeu Hwang, Chun-Lung Li
-
Patent number: 8644006Abstract: A composite cathode foil is provided. The composite cathode foil includes an aluminum substrate, a metal layer formed thereon, a metal carbide layer formed on the metal layer, and a carbon layer formed on the metal carbide layer, wherein the metal of the metal layer is selected from the group consisting of IVB, VB and VIB groups. The invention also provides a solid electrolytic capacitor including the composite cathode foil.Type: GrantFiled: December 26, 2008Date of Patent: February 4, 2014Assignee: Industrial Technology Research InstituteInventors: Jenn-Yeu Hwang, Jin-Bao Wu, Li-Duan Tsai, Ming-Sheng Leu
-
Publication number: 20130164636Abstract: A hybrid energy storage device includes a positive electrode comprising open-structured carbonaceous materials and at least one lithium-containing inorganic compound characterized by LixAy(DtOz), wherein Li is lithium, A is a transition metal, D is selected from the group consisting of silicon, phosphorous, boron, sulfur, vanadium, molybdenum and tungsten, O is oxygen, and x, y, z, t are stoichiometric representation containing real numbers constrained by 0<x?4, 1?y?2, 1?t?3, 3?z?12, wherein y, t, and z are integers; a negative electrode; and a non-aqueous, lithium-containing electrolyte.Type: ApplicationFiled: July 31, 2012Publication date: June 27, 2013Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: JENN-YEU HWANG, LI-DUAN TSAI, CHUN-LUNG LI
-
Publication number: 20130164602Abstract: An energy storage device including an active electrolyte, a first electrode and a second electrode is provided. The active electrolyte contains protons and ion pairs with a redox ability. The first electrode and the second electrode coexist in the active electrolyte and are separated from each other. The first electrode and the second electrode respectively include an active material producing a redox-reaction with the active electrolyte or an active material producing ion adsorption/desorption with the active electrolyte. The active electrolyte receives electrons from the first electrode and/or the second electrode so as to perform a redox-reaction for charge storage.Type: ApplicationFiled: July 30, 2012Publication date: June 27, 2013Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Li-Duan Tsai, Chung-Hsiang Chao, Jenn-Yeu Hwang, Chun-Lung Li
-
Patent number: 8273475Abstract: An energy storage device is provided. The energy storage device includes a positive electrode, a negative electrode covered by a protective layer, and an electrolyte. The positive electrode includes fast-energy-storage electrochemical capacitive materials coated on a current collector. The negative electrode includes metal materials capable of having electrochemical reactivity toward lithium ion. The protective layer includes oxides or hydroxides of the metal materials.Type: GrantFiled: December 9, 2008Date of Patent: September 25, 2012Assignee: Industrial Technology Research InstituteInventors: Jenn-Yeu Hwang, Li-Duan Tsai, Chun-Lung Li
-
Publication number: 20100128416Abstract: A composite cathode foil is provided. The composite cathode foil includes an aluminum substrate, a metal layer formed thereon, a metal carbide layer formed on the metal layer, and a carbon layer formed on the metal carbide layer, wherein the metal of the metal layer is selected from the group consisting of IVB, VB and VIB groups. The invention also provides a solid electrolytic capacitor including the composite cathode foil.Type: ApplicationFiled: December 26, 2008Publication date: May 27, 2010Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Jenn-Yeu HWANG, Jin-Bao WU, Li-Duan TSAI, Ming-Sheng LEU
-
Publication number: 20100075223Abstract: An energy storage device is provided. The energy storage device includes a positive electrode, a negative electrode covered by a protective layer, and an electrolyte. The positive electrode includes fast-energy-storage electrochemical capacitive materials coated on a current collector. The negative electrode includes metal materials capable of having electrochemical reactivity toward lithium ion. The protective layer includes oxides or hydroxides of the metal materials.Type: ApplicationFiled: December 9, 2008Publication date: March 25, 2010Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Jenn-Yeu Hwang, Li-Duan Tsai, Chun-Lung Li
-
Publication number: 20080158784Abstract: An electrode for an electrolytic capacitor is disclosed, including a substrate and a metal oxide formed on the surface of the substrate, wherein the metal oxide is formed on the surface of the substrate by a chemical reaction between a precursor and functional groups on the surface of the substrate. The surface of the substrate is covered with a metal oxide for increasing the capacitance of the electrode. The metal oxide-covered substrate is suitable for being used as an electrode of an electrolytic capacitor in that the metal oxide formed on the surface of the substrate by chemical linking is of excellent peeling resistance.Type: ApplicationFiled: August 9, 2007Publication date: July 3, 2008Inventors: Jenn-Yeu Hwang, Li-Duan Tsai