Patents by Inventor Ryutaro Kameshita

Ryutaro Kameshita 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).

  • Speed changer for vehicles used in construction work
    Patent number: 4610178
    Abstract: A speed changer for a vehicle such as a track shovel is proposed with which the vehicle speed can be easily changed from one speed to another while operating a shovelling control lever. A changeover switch is mounted on the grip of the shovelling control lever.
    Type: Grant
    Filed: June 27, 1984
    Date of Patent: September 9, 1986
    Assignee: Toyo Unpanki Co., Ltd.
    Inventor: Ryutaro Kameshita