Patents by Inventor Minoru Chuubachi

Minoru Chuubachi 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).

  • Prespray processed cylinder inside and cylinder inside prespray processing method
    Patent number: 6622685
    Abstract: A cylindrical surface (3) is roughed to be prepared for a spray film (11) to be formed thereon, by cutting therein rough undulations (21) in a threaded form, using a cut chip (20) leaving a groove part (21a) of a respective undulation (21) in a preset direction or cut form, for breaking or partially tearing off a ridge part (21b) of the rough undulation (21) to have a remainder of the ridge part (21b) formed with finer undulations (22).
    Type: Grant
    Filed: July 12, 2002
    Date of Patent: September 23, 2003
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Hideo Takahashi, Minoru Chuubachi, Kiyoshi Hasegawa
  • Prespray processed cylinder inside and cylinder inside prespray processing method
    Publication number: 20030010201
    Abstract: A cylindrical surface (3) is roughed to be prepared for a spray film (11) to be formed thereon, by cutting therein rough undulations (21) in a threaded form, using a cut chip (20) leaving a groove part (21a) of a respective undulation (21) in a preset direction or cut form, for breaking or partially tearing off a ridge part (21b) of the rough undulation (21) to have a remainder of the ridge part (21b) formed with finer undulations (22).
    Type: Application
    Filed: July 12, 2002
    Publication date: January 16, 2003
    Inventors: Hideo Takahashi, Minoru Chuubachi, Kiyoshi Hasegawa