Patents by Inventor Alvin Yeuk Au Yuen

Alvin Yeuk Au Yuen 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).

  • Circular saw
    Patent number: D514411
    Type: Grant
    Filed: August 12, 2003
    Date of Patent: February 7, 2006
    Assignee: One World Technologies, Limited
    Inventors: Alvin Yeuk Au Yuen, Shea Tillman, Taku Ohi, Kenneth M. Brazell