Patents by Inventor Shek Tang Lee

Shek Tang Lee 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).

  • Patent number: D506903
    Type: Grant
    Filed: April 5, 2004
    Date of Patent: July 5, 2005
    Assignee: Hung Sang Metal Plastic Factory Limited
    Inventor: Shek Tang Lee
  • Patent number: D506905
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: July 5, 2005
    Assignee: Hung Sang Metal Plastic Factory Limited
    Inventor: Shek Tang Lee
  • Patent number: D507159
    Type: Grant
    Filed: April 5, 2004
    Date of Patent: July 12, 2005
    Assignee: Hung Sang Metal Plastic Factory Limited
    Inventor: Shek Tang Lee
  • Patent number: D508384
    Type: Grant
    Filed: June 10, 2004
    Date of Patent: August 16, 2005
    Assignee: Hung Sang Metal Plastic Factory Limited
    Inventor: Shek Tang Lee
  • Patent number: D508386
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: August 16, 2005
    Assignee: Hung Sang Metal Plastic Factory Limited
    Inventor: Shek Tang Lee
  • Patent number: D508637
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: August 23, 2005
    Assignee: Hung Sang Metal Plastic Factory Limited
    Inventor: Shek Tang Lee
  • Patent number: D509412
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: September 13, 2005
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee
  • Patent number: D509710
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: September 20, 2005
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee
  • Patent number: D509712
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: September 20, 2005
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee
  • Patent number: D511442
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: November 15, 2005
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee
  • Patent number: D511664
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: November 22, 2005
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee
  • Patent number: D511949
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: November 29, 2005
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee
  • Patent number: D511950
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: November 29, 2005
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee
  • Patent number: D512883
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: December 20, 2005
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee
  • Patent number: D519351
    Type: Grant
    Filed: January 30, 2004
    Date of Patent: April 25, 2006
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee
  • Patent number: D537684
    Type: Grant
    Filed: January 3, 2006
    Date of Patent: March 6, 2007
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee
  • Patent number: D546652
    Type: Grant
    Filed: August 15, 2005
    Date of Patent: July 17, 2007
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee
  • Patent number: D548548
    Type: Grant
    Filed: September 20, 2006
    Date of Patent: August 14, 2007
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee
  • Patent number: D555360
    Type: Grant
    Filed: May 3, 2006
    Date of Patent: November 20, 2007
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee
  • Patent number: D567598
    Type: Grant
    Filed: May 3, 2007
    Date of Patent: April 29, 2008
    Assignee: Best Luck Technology Development Limited
    Inventor: Shek Tang Lee