Patents by Inventor Richard Wu

Richard Wu 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).

  • Telephone set
    Patent number: D282544
    Type: Grant
    Filed: November 29, 1983
    Date of Patent: February 11, 1986
    Inventor: Richard Wu
  • Telephone set
    Patent number: D291439
    Type: Grant
    Filed: July 25, 1985
    Date of Patent: August 18, 1987
    Inventor: Richard Wu
  • Telephone set
    Patent number: D292798
    Type: Grant
    Filed: April 8, 1986
    Date of Patent: November 17, 1987
    Inventor: Richard Wu
  • Telephone set
    Patent number: D294693
    Type: Grant
    Filed: March 24, 1986
    Date of Patent: March 15, 1988
    Inventor: Richard Wu