Patents by Inventor Kiyohiko Hamaoka

Kiyohiko Hamaoka 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).

  • Mounting mechanism for a differential gear assembly of an automobile
    Patent number: 4432428
    Abstract: A differential gear mounting mechanism including a transversely extending sub-frame which carries the differential gear assembly through a bracket. The sub-frame is supported by the body at an end portion wherein the vertical reaction force caused by the driving torque is larger than in the other end portion through an oleo type damper and at the other end by a resilient rubber mount. The differential gear assembly is also supported by the body through a resilient rubber mount.
    Type: Grant
    Filed: February 26, 1982
    Date of Patent: February 21, 1984
    Assignee: Toyo Kogyo Co., Ltd.
    Inventors: Toshiro Kondo, Kiyohiko Hamaoka