Patents by Inventor Philip M. Lessner

Philip M. Lessner 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: 20200273949
    Abstract: Provided herein is a module for packaging semiconductors comprising: at least one PDC comprising parallel internal electrodes of alternating polarity with a paraelectric dielectric between adjacent internal electrodes wherein the paraelectric dielectric has a permittivity above 10 to no more than 300; and wherein the PDC forms a capacitor couple with at least one semiconductor.
    Type: Application
    Filed: August 5, 2019
    Publication date: August 27, 2020
    Inventors: John Bultitude, Lonnie G. Jones, Allen Templeton, Philip M. Lessner
  • Publication number: 20200273791
    Abstract: An improved electronic assembly is provided. The electronic assembly comprises a ceramic interposer comprising multiple layers. The active layers of the multiple layers form an embedded capacitor comprising parallel electrodes with a dielectric between adjacent electrodes wherein adjacent electrodes have opposite polarity. A wide band gap device is also on the multilayered ceramic interposer.
    Type: Application
    Filed: August 28, 2019
    Publication date: August 27, 2020
    Inventors: Allen Templeton, John Bultitude, Lonnie G. Jones, Philip M. Lessner
  • Patent number: 10658121
    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: Grant
    Filed: October 18, 2017
    Date of Patent: May 19, 2020
    Assignee: KEMET Electronics Corporation
    Inventors: Ajaykumar Bunha, Antony P. Chacko, Qingping Chen, Yaru Shi, Philip M. Lessner
  • Patent number: 10650980
    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: Grant
    Filed: October 19, 2018
    Date of Patent: May 12, 2020
    Assignee: KEMET Electronics Corporation
    Inventors: Ajaykumar Bunha, Antony P. Chacko, Qingping Chen, Yaru Shi, Philip M. Lessner
  • Patent number: 10643796
    Abstract: An improved process for forming an electrolytic capacitor is provided. The process comprises: providing an anode with an anode wire extending from the anode body; forming a dielectric on the anode to form an anodized anode; applying a first slurry wherein the first slurry comprises conducting polymer and polyanion, wherein the polyanion and conducting polymer are in a first weight ratio thereby forming a first slurry layer; and applying a second slurry on the first slurry layer wherein the second slurry comprises the conducting polymer and said polyanion and wherein the polyanion and the conducting polymer are in a second weight ratio wherein the second weight ratio is lower than the first weight ratio.
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: May 5, 2020
    Assignee: KEMET Electronics Corporation
    Inventors: Antony P. Chacko, Philip M. Lessner, John Joseph Ols, Yaru Shi, Qingping Chen
  • Publication number: 20200090875
    Abstract: An improved capacitor, and method of manufacturing the improved capacitor, is provided. The method includes deoxygenating and leaching the anode wire to produce a capacitor comprising an anode having a surface area of at least 4.0 m2/g or a charge density of at least 200,000 CV/g with the anode wire having an equivalent diameter of less than 0.30 mm extending from said anode. A dielectric is on the anode and a cathode is on the dielectric.
    Type: Application
    Filed: November 15, 2019
    Publication date: March 19, 2020
    Inventors: Steven C. Hussey, Yuri Freeman, Christian Guerrero, Chris Stolarski, Jeffrey N. Kelly, Philip M. Lessner, Siva Jyoth Lingala, Javaid Qazi
  • 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
  • Publication number: 20190287730
    Abstract: An improved capacitor, and method of manufacturing the improved capacitor, is provided. The method includes deoxygenating and leaching the anode wire to produce a capacitor comprising an anode having a surface area of at least 4.0 m2/g or a charge density of at least 200,000 CV/g with the anode wire having an equivalent diameter of less than 0.30 mm extending from said anode. A dielectric is on the anode and a cathode is on the dielectric.
    Type: Application
    Filed: March 15, 2018
    Publication date: September 19, 2019
    Inventors: Steven C. Hussey, Yuri Freeman, Christian Guerrero, Chris Stolarski, Jeffrey N. Kelly, Philip M. Lessner, Siva Jyoth Lingala, Javaid Qazi
  • 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: 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
  • 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: 20190066927
    Abstract: An improved multilayered ceramic capacitor is provided wherein the capacitor has improved heat dissipation properties. The capacitor comprises first internal electrodes and second internal electrodes wherein the first internal electrodes are parallel with, and of opposite polarity, to the second internal electrodes. Dielectric layers are between the first internal electrodes and second internal electrodes and a thermal dissipation channel is in at least one dielectric layer. A thermal transfer medium is in the thermal dissipation channel.
    Type: Application
    Filed: October 30, 2018
    Publication date: February 28, 2019
    Inventors: John Bultitude, Philip M. Lessner, Abhijit Gurav
  • Patent number: 10199175
    Abstract: A method for manufacturing a solid electrolytic capacitor and an improved capacitor formed thereby is described. The method includes forming a dielectric on an anode at a formation voltage; forming a conductive polymer layer on the dielectric; and reforming the dielectric in a reformation electrolyte at a reformation voltage wherein the reformation electrolyte comprises a thermal degradation inhibitor.
    Type: Grant
    Filed: April 5, 2016
    Date of Patent: February 5, 2019
    Assignee: KEMET Electronics Corporation
    Inventors: Liancai Ning, Qingping Chen, Philip M. Lessner
  • Patent number: 10147544
    Abstract: An improved multilayered ceramic capacitor is provided wherein the capacitor has improved heat dissipation properties. The capacitor comprises first internal electrodes and second internal electrodes wherein the first internal electrodes are parallel with, and of opposite polarity, to the second internal electrodes. Dielectric layers are between the first internal electrodes and second internal electrodes and a thermal dissipation channel is in at least one dielectric layer. A thermal transfer medium is in the thermal dissipation channel.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: December 4, 2018
    Assignee: KEMET Electronics Corporation
    Inventors: John Bultitude, Philip M. Lessner, Abhijit Gurav
  • Publication number: 20180337002
    Abstract: An improved multilayered ceramic capacitor is provided wherein the capacitor has improved heat dissipation properties. The capacitor comprises first internal electrodes and second internal electrodes wherein the first internal electrodes are parallel with, and of opposite polarity, to the second internal electrodes. Dielectric layers are between the first internal electrodes and second internal electrodes and a thermal dissipation channel is in at least one dielectric layer. A thermal transfer medium is in the thermal dissipation channel.
    Type: Application
    Filed: May 22, 2017
    Publication date: November 22, 2018
    Inventors: John Bultitude, Philip M. Lessner, Abhijit Gurav
  • 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: 10062519
    Abstract: An improved capacitor and a method for forming an improved capacitor is detailed. The method comprises forming a tantalum anode from a tantalum powder with a powder charge of no more than 40,000 ?C/g; forming a dielectric on the anode by anodization at a formation voltage of no more than 100 V; and forming a conductive polymeric cathode on the dielectric wherein the capacitor has a breakdown voltage higher than the formation voltage.
    Type: Grant
    Filed: September 14, 2015
    Date of Patent: August 28, 2018
    Assignee: KEMET Electronics Corporation
    Inventors: Yuri Freeman, Steven C. Hussey, Jimmy Dale Cisson, Philip M. Lessner
  • Publication number: 20180211790
    Abstract: An improved capacitor is provided wherein the improved capacitor has improved ESR. The capacitor has a fluted anode and an anode wire extending from the fluted anode. A dielectric is on the fluted anode. A conformal cathode is on the dielectric and a plated metal layer is on the carbon layer.
    Type: Application
    Filed: March 20, 2018
    Publication date: July 26, 2018
    Inventors: Randolph S. Hahn, Jeffrey Poltorak, Brandon Summey, Antony P. Chacko, John T. Kinard, Philip M. Lessner