Patents by Inventor Ray Lin Hsieh

Ray Lin Hsieh 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).

  • Hair brush
    Patent number: D435172
    Type: Grant
    Filed: July 7, 1999
    Date of Patent: December 19, 2000
    Assignee: Long Sure Industries Limited
    Inventor: Ray Lin Hsieh