Patents Assigned to Kolvin Industries Limited
  • Battery charger
    Patent number: D512019
    Type: Grant
    Filed: April 28, 2004
    Date of Patent: November 29, 2005
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Battery charger
    Patent number: D513403
    Type: Grant
    Filed: April 28, 2004
    Date of Patent: January 3, 2006
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Battery charger
    Patent number: D519447
    Type: Grant
    Filed: August 30, 2004
    Date of Patent: April 25, 2006
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Battery charger
    Patent number: D523394
    Type: Grant
    Filed: August 30, 2004
    Date of Patent: June 20, 2006
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Battery charger
    Patent number: D526271
    Type: Grant
    Filed: December 10, 2003
    Date of Patent: August 8, 2006
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Battery charger
    Patent number: D463360
    Type: Grant
    Filed: December 19, 2001
    Date of Patent: September 24, 2002
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Battery charger
    Patent number: D465452
    Type: Grant
    Filed: October 23, 2001
    Date of Patent: November 12, 2002
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Battery charger
    Patent number: D466075
    Type: Grant
    Filed: April 26, 2001
    Date of Patent: November 26, 2002
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Foot massager
    Patent number: D537949
    Type: Grant
    Filed: April 28, 2004
    Date of Patent: March 6, 2007
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Massager
    Patent number: D471986
    Type: Grant
    Filed: December 19, 2001
    Date of Patent: March 18, 2003
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Foot massager
    Patent number: D473317
    Type: Grant
    Filed: July 23, 2002
    Date of Patent: April 15, 2003
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Massager
    Patent number: D473655
    Type: Grant
    Filed: June 3, 2002
    Date of Patent: April 22, 2003
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Wax machine
    Patent number: D478384
    Type: Grant
    Filed: March 5, 2002
    Date of Patent: August 12, 2003
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Jet massager with moveable jet
    Patent number: D482125
    Type: Grant
    Filed: September 25, 2002
    Date of Patent: November 11, 2003
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Facial sauna
    Patent number: D483493
    Type: Grant
    Filed: June 19, 2002
    Date of Patent: December 9, 2003
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Jet massager
    Patent number: D487513
    Type: Grant
    Filed: April 14, 2003
    Date of Patent: March 9, 2004
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Foot massager
    Patent number: D487514
    Type: Grant
    Filed: April 10, 2003
    Date of Patent: March 9, 2004
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Foot massager
    Patent number: D487515
    Type: Grant
    Filed: April 10, 2003
    Date of Patent: March 9, 2004
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Foot massager
    Patent number: D487516
    Type: Grant
    Filed: April 14, 2003
    Date of Patent: March 9, 2004
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Facial sauna with hood and housing unit
    Patent number: D495059
    Type: Grant
    Filed: June 11, 2003
    Date of Patent: August 24, 2004
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie