Patents by Inventor Tetuya Goto

Tetuya Goto 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).

  • Electrostatic copier
    Patent number: D255583
    Type: Grant
    Filed: November 21, 1977
    Date of Patent: June 24, 1980
    Assignee: Ricoh Company, Ltd.
    Inventor: Tetuya Goto
  • Electrostatic copier
    Patent number: D263311
    Type: Grant
    Filed: March 10, 1980
    Date of Patent: March 9, 1982
    Assignee: Ricoh Company, Ltd.
    Inventor: Tetuya Goto
  • Electrostatic copier
    Patent number: D265655
    Type: Grant
    Filed: August 26, 1980
    Date of Patent: August 3, 1982
    Assignee: Ricoh Co., Ltd.
    Inventor: Tetuya Goto
  • Camera
    Patent number: D294590
    Type: Grant
    Filed: August 19, 1985
    Date of Patent: March 8, 1988
    Assignee: Ricoh Company, Ltd.
    Inventor: Tetuya Goto