Patents Assigned to Matrix International Industries, Inc.
  • Physiotherapeutic appliance roller
    Patent number: D264625
    Type: Grant
    Filed: March 14, 1980
    Date of Patent: May 25, 1982
    Assignee: Matrix International Industries, Inc.
    Inventor: Desmond K. Shiu
  • Body massager
    Patent number: D274555
    Type: Grant
    Filed: March 11, 1982
    Date of Patent: July 3, 1984
    Assignee: Matrix International Industries, Inc.
    Inventor: Desmond K. Y. Shiu
  • Foot massage roller
    Patent number: D274649
    Type: Grant
    Filed: March 11, 1982
    Date of Patent: July 10, 1984
    Assignee: Matrix International Industries, Inc.
    Inventor: Desmond K. Y. Shiu
  • Body massager
    Patent number: D291734
    Type: Grant
    Filed: February 27, 1985
    Date of Patent: September 1, 1987
    Assignee: Matrix International Industries, Inc
    Inventor: Desmond K. Shiu
  • Sandal
    Patent number: D294076
    Type: Grant
    Filed: December 20, 1984
    Date of Patent: February 9, 1988
    Assignee: Matrix International Industries, Inc.
    Inventor: Martin Birrittella