Patents by Inventor Hideo Katsu

Hideo Katsu 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).

  • Polytetrafluoroethylene composition, method for its production and granulated product
    Patent number: 6538058
    Abstract: A PTFE composition comprising a dispersion-polymerized polytetrafluoroethylene (PTFE) and a filler, wherein the powder irregular shape ratio of the PTFE is at most 50%, and a PTFE granulated product obtained by granulating the PTFE composition. The composition is produced by jetting high pressure water to a mixture comprising the dispersion-polymerized PTFE and the filler. The dispersion-polymerized PTFE composition and granulated product thus obtained are suitable for molding.
    Type: Grant
    Filed: September 24, 2001
    Date of Patent: March 25, 2003
    Assignees: Asahi Glass Company, Limited, Asahi Glass Fluoropolymers Co., Ltd.
    Inventors: Shigeki Kobayashi, Shinya Higuchi, Hideo Katsu, Mitsuharu Morozumi, Satoru Kuroki
  • Polytetrafluoroethylene composition, method for its production and granulated product
    Publication number: 20020061956
    Abstract: A PTFE composition comprising a dispersion-polymerized polytetrafluoroethylene (PTFE) and a filler, wherein the powder irregular shape ratio of the PTFE is at most 50%, and a PTFE granulated product obtained by granulating the PTFE composition. The composition is produced by jetting high pressure water to a mixture comprising the dispersion-polymerized PTFE and the filler. The dispersion-polymerized PTFE composition and granulated product thus obtained are suitable for molding.
    Type: Application
    Filed: September 24, 2001
    Publication date: May 23, 2002
    Applicant: Asahi Glass Company, Limited
    Inventors: Shigeki Kobayashi, Shinya Higuchi, Hideo Katsu, Mitsuharu Morozumi, Satoru Kuroki