Patents by Inventor Takeshi Kakinuma

Takeshi Kakinuma 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).

  • Sheet transfer system
    Patent number: 5967510
    Abstract: A sheet transfer system for transferring sheets on which an image is recorded by an image forming system and discharging the sheets to a tray includes a conveyor belt and a vacuum fan which generates a suction force for attracting the sheets against the conveyor belt. The suction force is stronger at the downstream side portion of the conveyor belt.
    Type: Grant
    Filed: April 17, 1998
    Date of Patent: October 19, 1999
    Assignee: Riso Kagaku Corporation
    Inventors: Takahiro Ono, Takeshi Kakinuma, Nobuyoshi Suzuki, Yasuhiro Fujimoto, Masahiro Ueda