Patents by Inventor Kazuhiko Kasuga

Kazuhiko Kasuga 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).

  • Guide chain
    Patent number: 6966434
    Abstract: The tough guide chain is capable of easily connecting and disconnecting link modules. The guide chain includes a plurality of link modules detachably connected. Each link module comprises: a main body section including a bottom plate, a pair of side plates extended from the bottom plate and a flexible hinge plate extended from an edge of the bottom plate: a joint section connecting the flexible hinge plate of the adjacent link module with the bottom plate of the main body section; and a flap detachably attached to the side plates. The main body section is made of an elastic resin material, and the joint section is made of a tough material so as to reinforce and support the bottom plate and the side plates.
    Type: Grant
    Filed: October 14, 2003
    Date of Patent: November 22, 2005
    Assignee: Yugen Kaisha Hama International
    Inventors: Tomio Hama, Kazuhiko Kasuga
  • Guide chain
    Publication number: 20040074741
    Abstract: The tough guide chain is capable of easily connecting and disconnecting link modules. The guide chain includes a plurality of link modules detachably connected. Each link module comprises: a main body section including a bottom plate, a pair of side plates extended from the bottom plate and a flexible hinge plate extended from an edge of the bottom plate: a joint section connecting the flexible hinge plate of the adjacent link module with the bottom plate of the main body section; and a flap detachably attached to the side plates. The main body section is made of an elastic resin material, and the joint section is made of a tough material so as to reinforce and support the bottom plate and the side plates.
    Type: Application
    Filed: October 14, 2003
    Publication date: April 22, 2004
    Inventors: Tomio Hama, Kazuhiko Kasuga