Patents Assigned to Sun Hing Audio Equipment Mfy. Ltd.
  • Patent number: D318766
    Type: Grant
    Filed: April 2, 1990
    Date of Patent: August 6, 1991
    Assignee: Sun Hing Audio Equipment Mfy. Ltd.
    Inventor: Yun-Sheung Chow
  • Patent number: D326357
    Type: Grant
    Filed: February 26, 1990
    Date of Patent: May 26, 1992
    Assignee: Sun Hing Audio Equipment Mfy. Ltd.
    Inventor: Yun-Sheung Chow
  • Patent number: D337452
    Type: Grant
    Filed: November 25, 1991
    Date of Patent: July 20, 1993
    Assignee: Sun Hing Audio Equipment Mfy. Ltd.
    Inventor: Yun S. Chow
  • Patent number: D405309
    Type: Grant
    Filed: January 24, 1997
    Date of Patent: February 9, 1999
    Assignee: Sun Hing Audio Equipment Mfy Ltd
    Inventor: Louisa Sze-Man Mok