Patents by Inventor J. T. Wu

J. T. 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).

  • Pepper mill
    Patent number: D314316
    Type: Grant
    Filed: December 9, 1988
    Date of Patent: February 5, 1991
    Inventor: J. T. Wu
  • Pepper mill
    Patent number: D315480
    Type: Grant
    Filed: December 9, 1988
    Date of Patent: March 19, 1991
    Assignee: Yienn Lih Enterprise Co., Ltd.
    Inventor: J. T. Wu
  • Pepper mill
    Patent number: D315850
    Type: Grant
    Filed: October 24, 1988
    Date of Patent: April 2, 1991
    Inventor: J. T. Wu
  • Mill
    Patent number: D315851
    Type: Grant
    Filed: October 24, 1988
    Date of Patent: April 2, 1991
    Inventor: J. T. Wu