Patents by Inventor Masatoshi Omura

Masatoshi Omura 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).

  • Oil pan for internal combustion engine
    Patent number: 6340012
    Abstract: An oil pan for collecting a lubricating oil drained from an internal combustion engine and a lubricating oil dripped from a crankshaft of the engine, is disclosed. The oil pan includes a shallow oil collecting portion, a deep oil collecting portion and baffle plates forming first and second oil passages, respectively. The oil passages are adapted to force the lubricating oil collected at the shallow oil collecting portion toward the deep oil collecting portion and cooperate to facilitate the collection of the lubricating oil.
    Type: Grant
    Filed: May 5, 2000
    Date of Patent: January 22, 2002
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Akira Yamashita, Masatoshi Omura