Patents by Inventor Lap Hon Tsang

Lap Hon Tsang 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).

  • Planer
    Patent number: D508833
    Type: Grant
    Filed: September 24, 2004
    Date of Patent: August 30, 2005
    Assignee: One World Technologies Limited
    Inventors: Kenneth M. Brazell, Taku Ohi, Lap Hon Tsang
  • Impact driver
    Patent number: D515375
    Type: Grant
    Filed: September 24, 2004
    Date of Patent: February 21, 2006
    Assignee: One World Technologies Limited
    Inventors: Lap Hon Tsang, Taku Ohi
  • Jigsaw
    Patent number: D525097
    Type: Grant
    Filed: September 30, 2004
    Date of Patent: July 18, 2006
    Assignee: One World Technologies Limited
    Inventors: Lap Hon Tsang, Daniel Alex Chunn
  • Cordless miter saw
    Patent number: D467256
    Type: Grant
    Filed: December 5, 2001
    Date of Patent: December 17, 2002
    Assignee: One World Technologies Limited
    Inventors: Daniel Alex Chunn, Gordon Lap Hon Tsang
  • Cordless circular saw
    Patent number: D470376
    Type: Grant
    Filed: December 5, 2001
    Date of Patent: February 18, 2003
    Assignee: One World Technologies Limited
    Inventors: Daniel Alex Chunn, Gordon Lap Hon Tsang
  • Radio/CD charger
    Patent number: D475966
    Type: Grant
    Filed: September 4, 2002
    Date of Patent: June 17, 2003
    Assignee: One World Technologies, Limited
    Inventors: Daniel Alex Chunn, Lap Hon Tsang, Tailun Kam Lun Sham