Patents by Inventor Hidekazu Akiyama

Hidekazu Akiyama 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).

  • Exhaust pipe joint assembly
    Patent number: 6419280
    Abstract: An exhaust pipe assembly provided with a bellows pipe for connecting an upstream exhaust pipe and a downstream exhaust pipe is disposed so as to form a double pipe construction with a first joint pipe which is connected to the upstream exhaust pipe and a second joint pipe which is connected to the downstream exhaust pipe. A pair of ball receiving portions are disposed on a peripheral surface of the first joint pipe at a distance from each other in a circumferential direction, and a pair of ball receiving portions are disposed on a peripheral surface of the second joint pipe at a distance from each other in a circumferential direction. The ball receiving portions are disposed at an angular phase difference with each other in the circumferential direction.
    Type: Grant
    Filed: January 5, 2001
    Date of Patent: July 16, 2002
    Assignees: Honda Giken Kogyo Kabushiki Kaisha, Sankei Giken Kogyo Kabushiki kaisha
    Inventors: Masayuki Uegane, Hidekazu Akiyama, Kazunori Koinuma, Kazutoshi Takizawa, Takahiko Naitou, Hidenori Suzuki
  • Exhaust pipe joint assembly
    Publication number: 20010008341
    Abstract: An exhaust pipe assembly provided with a bellows pipe for connecting an upstream exhaust pipe and a downstream exhaust pipe is disposed so as to form a double pipe construction with a first joint pipe which is connected to the upstream exhaust pipe and a second joint pipe which is connected to the downstream exhaust pipe. A pair of ball receiving portions are disposed on a peripheral surface of the first joint pipe at a distance from each other in a circumferential direction, and a pair of ball receiving portions are disposed on a peripheral surface of the second joint pipe at a distance from each other in a circumferential direction. The ball receiving portions are disposed at an angular phase difference with each other in the circumferential direction.
    Type: Application
    Filed: January 5, 2001
    Publication date: July 19, 2001
    Inventors: Masayuki Uegane, Hidekazu Akiyama, Kazunori Koinuma, Kazutoshi Takizawa, Takahiko Naitou, Hidenori Suzuki