Patents by Inventor Norio Osawa

Norio Osawa 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).

  • Writing instrument with grip rubber
    Patent number: 6056462
    Abstract: A writing instrument with a grip rubber, in which a hole is provided in the grip rubber layer formed in outer periphery of a barrel cylinder body, and a protrusion for catching a cap provided in the barrel cylinder body is protruded from the hole to outside of the grip rubber layer, and/or a hole of the same shape as a decorative pattern is provided in the above-mentioned grip rubber layer, thereby outer face of the barrel cylinder body having a different color from that of the grip rubber is exposed from the hole.
    Type: Grant
    Filed: January 13, 1999
    Date of Patent: May 2, 2000
    Assignee: Mitsubishi Pencil Kabushiki Kaisha
    Inventors: Akira Fukai, Norio Osawa, Hideki Takizawa
  • Packing box
    Patent number: D284450
    Type: Grant
    Filed: December 19, 1983
    Date of Patent: July 1, 1986
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Kiyoshi Suzuki, Norio Osawa