Patents Assigned to Choon Nang Electrical Appliance Mfty. Ltd.
  • Electric hand drill
    Patent number: D337710
    Type: Grant
    Filed: August 20, 1991
    Date of Patent: July 27, 1993
    Assignee: Choon Nang Electrical Appliance Mfty. Ltd.
    Inventors: Tat-Nin Lui, Kam-Tong So
  • Floodlight
    Patent number: D365408
    Type: Grant
    Filed: November 3, 1994
    Date of Patent: December 19, 1995
    Assignee: Choon Nang Electrical Appliance Mfty., Ltd.
    Inventor: Tat N. Lui
  • Electric drill
    Patent number: D377893
    Type: Grant
    Filed: September 6, 1995
    Date of Patent: February 11, 1997
    Assignee: Choon Nang Electrical Appliance Mfty., Ltd.
    Inventor: Tat N. Lui
  • Battery pack
    Patent number: D384031
    Type: Grant
    Filed: December 29, 1995
    Date of Patent: September 23, 1997
    Assignee: Choon Nang Electrical Appliance Mfty., Ltd.
    Inventor: Tat Nin Lui
  • Battery pack
    Patent number: D384032
    Type: Grant
    Filed: December 29, 1995
    Date of Patent: September 23, 1997
    Assignee: Choon Nang Electrical Appliance Mfty., Ltd.
    Inventor: Tat Nin Lui
  • Electric drill
    Patent number: D389384
    Type: Grant
    Filed: November 12, 1996
    Date of Patent: January 20, 1998
    Assignee: Choon Nang Electrical Appliance Mfty. Ltd.
    Inventor: Tat Nin Lui
  • Electric drill
    Patent number: D392530
    Type: Grant
    Filed: March 31, 1997
    Date of Patent: March 24, 1998
    Assignee: Choon Nang Electrical Appliance Mfty. Ltd.
    Inventor: Tat Nin Lui
  • Chuck for electric drill
    Patent number: D403222
    Type: Grant
    Filed: July 24, 1997
    Date of Patent: December 29, 1998
    Assignee: Choon Nang Electrical Appliance Mfty., Ltd.
    Inventor: Tat Nin Lui
  • Rotary driving tool
    Patent number: D410829
    Type: Grant
    Filed: July 24, 1998
    Date of Patent: June 8, 1999
    Assignee: Choon Nang Electrical Appliance Mfty., Ltd.
    Inventor: Ping Hay Heun
  • Electric jigsaw
    Patent number: D415941
    Type: Grant
    Filed: March 17, 1998
    Date of Patent: November 2, 1999
    Assignee: Choon Nang Electrical Appliance Mfty., Ltd.
    Inventor: Tat Nin Lui
  • Electric drill
    Patent number: D419413
    Type: Grant
    Filed: March 8, 1999
    Date of Patent: January 25, 2000
    Assignee: Choon Nang Electrical Appliance Mfty., Ltd.
    Inventor: Ping Hay Heun