Patents by Inventor Tsutomu Toyoshima

Tsutomu Toyoshima 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).

  • Fuel cell vehicle
    Patent number: 7694778
    Abstract: An exhaust gas exhausted from a fuel cell is sent to a silencer through an exhaust pipe. The silencer is provided with a conductive noise absorbing material, and is fixed to a vehicle body through a metallic fixing jig. Thus, the noise absorbing material is earthed to the vehicle body so that it is possible to prevent static electricity from being generated in the use of the fuel cell vehicle such as in a low humidity environment.
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: April 13, 2010
    Assignee: Honda Motor Co., Ltd.
    Inventors: Tsutomu Toyoshima, Hiroshi Saito, Haruki Imamura
  • Fuel cell vehicle
    Publication number: 20060113145
    Abstract: An exhaust gas exhausted from a fuel cell is sent to a silencer through an exhaust pipe. The silencer is provided with a conductive noise absorbing material, and is fixed to a vehicle body through a metallic fixing jig. Thus, the noise absorbing material is earthed to the vehicle body so that it is possible to prevent static electricity from being generated in the use of the fuel cell vehicle such as in a low humidity environment.
    Type: Application
    Filed: November 30, 2005
    Publication date: June 1, 2006
    Applicant: Honda Motor Co., Ltd.
    Inventors: Tsutomu Toyoshima, Hiroshi Saito, Haruki Imamura