Patents by Inventor Yaru Shi

Yaru Shi 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).

  • Patent number: 10522296
    Abstract: A capacitor, and method for making the capacitor, is provided with improved charging characteristics. The capacitor has an anode, a cathode comprising a conductive polymer layer and a work function modifier layer adjacent the conductive polymer layer and a dielectric layer between the anode and the cathode.
    Type: Grant
    Filed: January 2, 2019
    Date of Patent: December 31, 2019
    Assignee: KEMET Electronics Corporation
    Inventors: Antony P. Chacko, Yaru Shi, Robert Ramsbottom, John T. Kinard, John Joseph Ols
  • Publication number: 20190382744
    Abstract: Provided are a fungus-sourced high-temperature neutral Family-45 cullulase as well as a coding gene and application thereof. The cullulase has optimal pH value of 5.5, and optimal temperature of 60° C., has certain enzyme activity in alkaline condition, and has good alkali resistance, maintains about 70% enzyme activity in optimal condition after being processed at 90° C. for 1 hour, maintains about 50% enzyme activity in optimal condition after being processed in boiling water for 1 hour, and can be well applied in c and other fields.
    Type: Application
    Filed: December 9, 2014
    Publication date: December 19, 2019
    Inventors: BIN YAO, PENGJUN SHI, HONG YANG, HUOQING HUANG, HUIYING LUO, PEILONG YANG, YARU WANG, XIAOYUN SU, YINGGUO BAI, XIA SHI, RUI MA, KUN MENG
  • Publication number: 20190311857
    Abstract: An improved capacitor is provided wherein the capacitor comprises a conductive polymer layer. The conductive polymer comprises first particles comprising conductive polymer and polyanion and second particles comprising the conductive polymer and said polyanion wherein the first particles have an average particle diameter of at least 1 micron to no more than 10 microns and the second particles have an average particle diameter of at least 1 nm to no more than 600 nm.
    Type: Application
    Filed: June 10, 2019
    Publication date: October 10, 2019
    Inventors: Ajaykumar Bunha, Antony P. Chacko, Yaru Shi, Qingping Chen, Philip M. Lessner
  • Patent number: 10415025
    Abstract: Provided are a fungus-sourced high-temperature acid ?-glucosidase as well as a coding gene, and an application thereof. The provide ?-glucosidase has the optimal pH value of 4.5 and the optimal temperature of 75° C., and maintains over 90% enzyme activity in the optimal condition after being processed at 60° C. for 1 h. The re-engineering yeast strain GS115/bgl3A of the coding gene comprising the ?-glucosidase has high fermentation level.
    Type: Grant
    Filed: December 8, 2014
    Date of Patent: September 17, 2019
    Assignee: FEED RESEARCH INSTITUTE, CHINESE ACADEMY OF AGRICU
    Inventors: Bin Yao, Pengjun Shi, Wei Xia, Huiying Luo, Huoqing Huang, Peilong Yang, Yaru Wang, Xiaoyun Su, Yingguo Bai, Xia Shi, Rui Ma
  • Publication number: 20190267194
    Abstract: A capacitor and a method of making a capacitor, is provided with improved reliability performance. The capacitor comprises an anode; a dielectric on the anode; and a cathode on the dielectric wherein the cathode comprises a conductive polymer and a polyanion wherein the polyanion is a copolymer comprising groups A, B and C represented by Formula AxByCz as described herein.
    Type: Application
    Filed: May 14, 2019
    Publication date: August 29, 2019
    Inventors: Ajaykumar Bunha, Antony P. Chacko, Yaru Shi, Qingping Chen, Philip M. Lessner
  • Patent number: 10340091
    Abstract: A capacitor and a method of making a capacitor, is provided with improved reliability performance. The capacitor comprises an anode; a dielectric on the anode; and a cathode on the dielectric wherein the cathode comprises a conductive polymer and a polyanion wherein the polyanion is a copolymer comprising groups A, B and C represented by Formula AxByCz as described herein.
    Type: Grant
    Filed: May 15, 2017
    Date of Patent: July 2, 2019
    Assignee: KEMET Electronics Corporation
    Inventors: Ajaykumar Bunha, Antony P. Chacko, Yaru Shi, Qingping Chen, Philip M. Lessner
  • Publication number: 20190139709
    Abstract: A capacitor, and method for making the capacitor, is provided with improved charging characteristics. The capacitor has an anode, a cathode comprising a conductive polymer layer and a work function modifier layer adjacent the conductive polymer layer and a dielectric layer between the anode and the cathode.
    Type: Application
    Filed: January 2, 2019
    Publication date: May 9, 2019
    Inventors: Antony P. Chacko, Yaru Shi, Robert Ramsbottom, John T. Kinard, John Joseph Ols
  • Publication number: 20190115159
    Abstract: An improved capacitor is provided wherein the capacitor comprises a conductive polymer layer. The conductive polymer comprises first particles comprising conductive polymer and polyanion and second particles comprising the conductive polymer and said polyanion wherein the first particles have an average particle diameter of at least 1 micron to no more than 10 microns and the second particles have an average particle diameter of at least 1 nm to no more than 600 nm.
    Type: Application
    Filed: October 19, 2018
    Publication date: April 18, 2019
    Inventors: Ajaykumar Bunha, Antony P. Chacko, Qingping Chen, Yaru Shi, Philip M. Lessner
  • Publication number: 20190115158
    Abstract: A capacitor and process for forming the capacitor, is provided wherein the capacitor comprises a conductive polymer layer. The conductive polymer comprises first particles comprising conductive polymer and polyanion and second particles comprising the conductive polymer and said polyanion wherein the first particles have an average particle diameter of at least 1 micron to no more than 10 microns and the second particles have an average particle diameter of at least 1 nm to no more than 600 nm.
    Type: Application
    Filed: October 18, 2017
    Publication date: April 18, 2019
    Inventors: Ajaykumar Bunha, Antony P. Chacko, Qinping Chen, Yaru Shi, Philip M. Lessner
  • Patent number: 10242799
    Abstract: An improved process for preparing a conductive polymer dispersion is provided as is an improved method for making capacitors using the conductive polymer. The process includes providing a monomer solution and shearing the monomer solution with a rotor-stator mixing system comprising a perforated stator screen having perforations thereby forming droplets of said monomer. The droplets of monomer are then polymerized during shearing to form the conductive polymer dispersion.
    Type: Grant
    Filed: June 15, 2017
    Date of Patent: March 26, 2019
    Assignee: KEMET Electronics Corporation
    Inventors: Antony P. Chacko, Yaru Shi, John Ols
  • Patent number: 10204743
    Abstract: A capacitor, and method for making the capacitor, is provided with improved charging characteristics. The capacitor has an anode, a cathode comprising a conductive polymer layer and a work function modifier layer adjacent the conductive polymer layer and a dielectric layer between the anode and the cathode.
    Type: Grant
    Filed: February 6, 2017
    Date of Patent: February 12, 2019
    Assignee: KEMET Electronics Corporation
    Inventors: Antony P. Chacko, Yaru Shi, Robert Ramsbottom, John T. Kinard, John Joseph Ols
  • Publication number: 20180330888
    Abstract: Provided is an improved capacitor formed by a process comprising: providing an anode comprising a dielectric thereon wherein the anode comprises a sintered powder wherein the powder has a powder charge of at least 45,000 ?FV/g; and forming a first conductive polymer layer encasing at least a portion of the dielectric by applying a first slurry wherein the first slurry comprises a polyanion and a conductive polymer and wherein the polyanion and conductive polymer are in a weight ratio of greater than 3 wherein the conductive polymer and polyanion forms conductive particles with an average particle size of no more than 20 nm.
    Type: Application
    Filed: July 26, 2018
    Publication date: November 15, 2018
    Inventors: Yaru Shi, Antony P. Chacko, Ajaykumar Bunha, Qingping Chen
  • Patent number: 10128054
    Abstract: Provided herein is an improved capacitor and a method for forming an improved capacitor. The method includes providing an anode and forming a dielectric on the anode. A linear-hyperbranched polymer is formed and a conductive polymer dispersion is prepared comprising at least one conducting polymer, one polyanion and the linear-hyperbranched polymer. A layer of the conductive polymer dispersion if formed wherein said dielectric is between the anode and the layer.
    Type: Grant
    Filed: May 9, 2016
    Date of Patent: November 13, 2018
    Assignee: KEMET Electronics Corporation
    Inventors: Antony P. Chacko, Gopakumar Sivasankarapillai, Yaru Shi, Philip M. Lessner
  • Publication number: 20180323015
    Abstract: An improved capacitor is described wherein the capacitor comprises a working element. The working element comprises a first dielectric and an anode conductive polymer layer on the first dielectric. The working element also comprises a cathode and a separator between the anode conductive polymer layer and the cathode wherein the separator comprises a separator conductive polymer layer wherein at least one of the anode conductive polymer layer or the separator conductive polymer layer is crosslinked. The working element also comprises a liquid electrolyte.
    Type: Application
    Filed: July 18, 2018
    Publication date: November 8, 2018
    Inventors: Victor Andoralov, Débora Sá, Alexandre Guerreiro Fonseca, Antony P. Chacko, Yaru Shi, Philip M. Lessner
  • Patent number: 10109428
    Abstract: A method for forming a capacitor, a capacitor formed thereby and an improved composition for a conductive coating are described. The method includes providing an anode, forming a dielectric on the anode and forming a cathode layer over the dielectric by applying a monoamine, a weak acid and a conductive polymer.
    Type: Grant
    Filed: August 8, 2017
    Date of Patent: October 23, 2018
    Assignee: KEMET Electronics Corporation
    Inventors: Yaru Shi, Antony P. Chacko, Hong Zhang, Qingping Chen, Lei Xu, Yang Jin, Zhen Wu
  • Patent number: 10109421
    Abstract: A improved process for preparing a conductive polymer dispersion is provided as is an improved method for making capacitors using the conductive polymer. The process includes providing a monomer solution and shearing the monomer solution with a rotor-stator mixing system comprising a perforated stator screen having perforations thereby forming droplets of said monomer. The droplets of monomer are then polymerized during shearing to form the conductive polymer dispersion.
    Type: Grant
    Filed: March 18, 2015
    Date of Patent: October 23, 2018
    Assignee: KEMET Electronics Corporation
    Inventors: Antony P Chacko, Yaru Shi, John Ols
  • Patent number: 10074490
    Abstract: An improved hybrid capacitor is described. The hybrid capacitor comprises an anode with a dielectric thereon and a cathode. An electrolyte is in electrical contact with the cathode and between the cathode and the dielectric. The electrolyte comprises a solid electrolyte coated on the cathode and an impregnating electrolyte wherein the solid electrolyte and the impregnating electrolyte have an intermolecular bond there between.
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: September 11, 2018
    Assignee: KEMET Electronics Corporation
    Inventors: Antony P. Chacko, Liancai Ning, Yaru Shi, Qingping Chen
  • Publication number: 20180226197
    Abstract: A capacitor, and method for making the capacitor, is provided with improved charging characteristics. The capacitor has an anode, a cathode comprising a conductive polymer layer and a work function modifier layer adjacent the conductive polymer layer and a dielectric layer between the anode and the cathode.
    Type: Application
    Filed: February 6, 2017
    Publication date: August 9, 2018
    Inventors: Antony P. Chacko, Yaru Shi, Robert Ramsbottom, John T. Kinard, John Joseph Ols
  • Patent number: 10014116
    Abstract: A capacitor with improved electronic properties is described. The capacitor has an anode, a dielectric on said anode and a cathode on the dielectric. The cathode has a conductive polymer defined as —(CR1R2CR3R4—)x— wherein at least one of R1, R2, R3 or R4 comprises a group selected from thiophene, pyrrole or aniline with the proviso that none of R1, R2, R3 or R4 contain —SOOH or COOH; a organofunctional silane; and an organic compound with at least two functional groups selected from the group consisting of carboxylic acid and epoxy.
    Type: Grant
    Filed: July 23, 2014
    Date of Patent: July 3, 2018
    Assignee: KEMET Electronics Corporation
    Inventors: Yaru Shi, Antony P. Chacko, Edgar White
  • Publication number: 20170338047
    Abstract: A capacitor and a method of making a capacitor, is provided with improved reliability performance. The capacitor comprises an anode; a dielectric on the anode; and a cathode on the dielectric wherein the cathode comprises a conductive polymer and a polyanion wherein the polyanion is a copolymer comprising groups A, B and C represented by Formula AxByCz as described herein.
    Type: Application
    Filed: May 15, 2017
    Publication date: November 23, 2017
    Inventors: Ajaykumar Bunha, Antony P. Chacko, Yaru Shi, Qingping Chen, Philip M. Lessner