Patents by Inventor Yasuyuki Oyamatsu

Yasuyuki Oyamatsu 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).

  • Image forming apparatus
    Patent number: 4632585
    Abstract: In an image forming apparatus, a holder for holding a roll wound in a rolled state from a sheet is provided on a housing for covering a body having an image forming function.
    Type: Grant
    Filed: March 13, 1985
    Date of Patent: December 30, 1986
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Yasuyuki Oyamatsu, Masashi Uematsu, Hiroshi Sakai