Patents by Inventor Kenzo Haruyama

Kenzo Haruyama 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).

  • Fluid feeding device
    Patent number: 4763814
    Abstract: A fluid feeding device in which a battery, a DC motor and an electric pump are housed within a portable case. A fluid in a fluid container mounted on and communicated with the electric pump is discharged from a fluid discharge gun in a predetermined quantity or continuously. The fluid feeding device is compact in size and light in weight so that an operator can easily carry it in a wide range, whereby the fluid feeding device can be easily used at a high place or at a narrow place. The fluid feeding device is used, for instance, for feeding grease into mechanical bearings or the like.
    Type: Grant
    Filed: April 27, 1987
    Date of Patent: August 16, 1988
    Assignees: Ishikawajima-Harima Jukogyo Kabushiki Kaisha, Ishikawajima Yuki Kabushiki Kaisha
    Inventors: Kenzo Haruyama, Kenichiro Tsuruga, Tadashi Yoshikawa