Patents by Inventor Te-Tsun Liao

Te-Tsun Liao 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).

  • Tool handle
    Patent number: D412823
    Type: Grant
    Filed: June 9, 1998
    Date of Patent: August 17, 1999
    Assignee: Taiwan Marst Industry Co., Ltd.
    Inventor: Te-Tsun Liao
  • Tool holder
    Patent number: D418406
    Type: Grant
    Filed: June 9, 1998
    Date of Patent: January 4, 2000
    Assignee: Taiwan Marst Industry Co., Ltd
    Inventor: Te-Tsun Liao