Patents by Inventor Etsuji Oono

Etsuji Oono 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).

  • Phenol resin forming material for pulley used in motor vehicles and phenol resin pulley for motor vehicles
    Patent number: 6765051
    Abstract: A phenol resin composition for forming pulleys used in motor vehicles is disclosed. The composition comprises 35 to 45 wt % of resol, 35 to 45 wt % of glass fiber, 5 to 15 wt % of one or more inorganic powders selected from the group consisting of calcium carbonate, clay, and wallastonite, and 1 to 3 wt % of polyvinyl butyral. The phenol resin pulley for motor vehicles is almost free from swelling or shell cracking on the surface at a high temperature of 250° C. or more and exhibits high mechanical strength and superior thermal shock resistance.
    Type: Grant
    Filed: February 13, 2003
    Date of Patent: July 20, 2004
    Assignees: Sumitomo Bakelite Company Limited, DENSO Corporation
    Inventors: Hidemi Yazawa, Etsuji Oono, Hideki Oka, Hiroyuki Wakabayashi, Kazuo Kato
  • Phenol resin forming material for pulley used in motor vehicles and phenol resin pulley for motor vehicles
    Publication number: 20030134962
    Abstract: A phenol resin composition for forming pulleys used in motor vehicles is disclosed. The composition comprises 35 to 45 wt % of resol, 35 to 45 wt % of glass fiber, 5 to 15 wt % of one or more inorganic powders selected from the group consisting of calcium carbonate, clay, and wallastonite, and 1 to 3 wt % of polyvinyl butyral. The phenol resin pulley for motor vehicles is almost free from swelling or shell cracking on the surface at a high temperature of 250° C. or more and exhibits high mechanical strength and superior thermal shock resistance.
    Type: Application
    Filed: February 13, 2003
    Publication date: July 17, 2003
    Applicant: SUMITOMO BAKELITE COMPANY LIMITED
    Inventors: Hidemi Yazawa, Etsuji Oono, Hideki Oka, Hiroyuki Wakabayashi, Kazuo Kato
  • Phenol resin forming material for pulley used in motor vehicles and phenol resin pulley for motor vehicles
    Patent number: 6559218
    Abstract: A phenol resin composition for forming pulleys used in motor vehicles is disclosed. The composition comprises 35 to 45 wt % of resol, 35 to 45 wt % of glass fiber, 5 to 15 wt % of one or more inorganic powders selected from the group consisting of calcium carbonate, clay, and wallastonite, and 1 to 3 wt % of polyvinyl butyral. The phenol resin pulley for motor vehicles is almost free from swelling or shell cracking on the surface at a high temperature of 250° C. or more and exhibits high mechanical strength and superior thermal shock resistance.
    Type: Grant
    Filed: November 8, 2001
    Date of Patent: May 6, 2003
    Assignees: Sumitomo Bakelite Company Limited, Denso Corporation
    Inventors: Hidemi Yazawa, Etsuji Oono, Hideki Oka, Hiroyuki Wakabayashi, Kazuo Kato
  • Phenol resin forming material for pulley used in motor vehicles and phenol resin pulley for motor vehicles
    Publication number: 20020086930
    Abstract: A phenol resin composition for forming pulleys used in motor vehicles is disclosed. The composition comprises 35 to 45 wt % of resol, 35 to 45 wt % of glass fiber, 5 to 15 wt % of one or more inorganic powders selected from the group consisting of calcium carbonate, clay, and wallastonite, and 1 to 3 wt % of polyvinyl butyral. The phenol resin pulley for motor vehicles is almost free from swelling or shell cracking on the surface at a high temperature of 250° C. or more and exhibits high mechanical strength and superior thermal shock resistance.
    Type: Application
    Filed: November 8, 2001
    Publication date: July 4, 2002
    Applicant: SUMITOMO BAKELITE COMPANY LIMITED
    Inventors: Hidemi Yazawa, Etsuji Oono, Hideki Oka, Hiroyuki Wakabayashi, Kazuo Kato