Patents by Inventor Yositaka Nakamura

Yositaka Nakamura 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 system for an engine
    Patent number: 5433075
    Abstract: An exhaust system for a power plant which includes an engine and a transmission connected with the engine, the exhaust system includes a plurality of independent exhaust pipes connected with the engine, the plurality of independent exhaust pipes being combined into a single combined portion, a common exhaust pipe connected with the combined portion at an upstream end portion thereof. The common exhaust pipe is supported on the transmission at an intermediate supporting portion thereof. One of the plurality of independent exhaust pipes and an upstream part of the common exhaust pipe are, when viewed from above, substantially parallel with a rolling axis of the power plant.
    Type: Grant
    Filed: June 29, 1994
    Date of Patent: July 18, 1995
    Assignee: Mazda Motor Corporation
    Inventors: Yositaka Nakamura, Keiji Araki