Patents by Inventor Chi Hang Kan

Chi Hang Kan 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: D438326
    Type: Grant
    Filed: June 23, 1999
    Date of Patent: February 27, 2001
    Assignee: Luen Yick Electrical Mfg., Co. Ltd.
    Inventor: Chi Hang Kan
  • Patent number: D505744
    Type: Grant
    Filed: July 9, 2003
    Date of Patent: May 31, 2005
    Assignee: Luen Yick Electrical Mfg. Co., Ltd.
    Inventor: Chi Hang Kan
  • Patent number: D496122
    Type: Grant
    Filed: July 9, 2003
    Date of Patent: September 14, 2004
    Assignee: Luen Yick Electrical Mfg. Co., Ltd.
    Inventor: Chi Hang Kan
  • Patent number: D496486
    Type: Grant
    Filed: July 9, 2003
    Date of Patent: September 21, 2004
    Assignee: Luen Yick Electrical Mfg. Co., Ltd.
    Inventor: Chi Hang Kan
  • Patent number: D638360
    Type: Grant
    Filed: June 29, 2010
    Date of Patent: May 24, 2011
    Assignee: Luen Yick Electrical Mfg. Co., Ltd.
    Inventor: Chi Hang Kan
  • Patent number: D647853
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: November 1, 2011
    Assignee: Luen Yick Electrical Mfg. Co., Ltd.
    Inventor: Chi Hang Kan