Patents by Inventor Shigehiro Sannomiya

Shigehiro Sannomiya 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).

  • Planetary speed change gearing
    Patent number: 4346624
    Abstract: A planetary speed change gearing for a power transmission system including a flywheel secured to a power transmission shaft of an engine, a flywheel housing enclosing the flywheel and an output shaft provided on the flywheel side and directly connected to a machine to be driven. The planetary speed gearing is built in a recess formed in the flywheel.
    Type: Grant
    Filed: November 13, 1979
    Date of Patent: August 31, 1982
    Assignee: Yanmar Diesel Engine Co., Ltd.
    Inventors: Michisuke Nagasaki, Shigehiro Sannomiya