Patents Assigned to Triple Keen Industrial Limited
  • Disk holder
    Patent number: D451747
    Type: Grant
    Filed: November 7, 2000
    Date of Patent: December 11, 2001
    Assignee: Triple Keen Industrial Limited
    Inventor: Kam Sau Tang
  • Disk holder
    Patent number: D452104
    Type: Grant
    Filed: November 7, 2000
    Date of Patent: December 18, 2001
    Assignee: Triple Keen Industrial Limited
    Inventor: Kam Sau Tang