Patents Assigned to Kolvin Industries Limited
  • Massager
    Patent number: D436180
    Type: Grant
    Filed: April 13, 2000
    Date of Patent: January 9, 2001
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Combined massaging bath mat, control unit and hose
    Patent number: D449111
    Type: Grant
    Filed: March 28, 2001
    Date of Patent: October 9, 2001
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Jet massager
    Patent number: D449892
    Type: Grant
    Filed: March 28, 2001
    Date of Patent: October 30, 2001
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Jet massager
    Patent number: D452571
    Type: Grant
    Filed: March 28, 2001
    Date of Patent: December 25, 2001
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Manicure device
    Patent number: D452589
    Type: Grant
    Filed: April 3, 2001
    Date of Patent: December 25, 2001
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Battery charger
    Patent number: D456004
    Type: Grant
    Filed: July 25, 2001
    Date of Patent: April 23, 2002
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Foot massager
    Patent number: D460826
    Type: Grant
    Filed: July 25, 2001
    Date of Patent: July 23, 2002
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Electric massager
    Patent number: D311955
    Type: Grant
    Filed: December 31, 1987
    Date of Patent: November 6, 1990
    Assignee: Kolvin Industries Limited
    Inventor: Sen N. Lie
  • Infrared massager
    Patent number: D355259
    Type: Grant
    Filed: November 3, 1993
    Date of Patent: February 7, 1995
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Foot massager
    Patent number: D363555
    Type: Grant
    Filed: April 5, 1993
    Date of Patent: October 24, 1995
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Massager
    Patent number: D371443
    Type: Grant
    Filed: January 10, 1995
    Date of Patent: July 2, 1996
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Massager
    Patent number: D374933
    Type: Grant
    Filed: June 30, 1994
    Date of Patent: October 22, 1996
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Massager
    Patent number: D374934
    Type: Grant
    Filed: June 30, 1994
    Date of Patent: October 22, 1996
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Massager
    Patent number: D374935
    Type: Grant
    Filed: June 28, 1994
    Date of Patent: October 22, 1996
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Massager
    Patent number: D388175
    Type: Grant
    Filed: June 30, 1994
    Date of Patent: December 23, 1997
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Suction facial massager
    Patent number: D403075
    Type: Grant
    Filed: August 9, 1994
    Date of Patent: December 22, 1998
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Massager
    Patent number: D419682
    Type: Grant
    Filed: January 19, 1994
    Date of Patent: January 25, 2000
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Jet massager
    Patent number: D427690
    Type: Grant
    Filed: August 30, 1999
    Date of Patent: July 4, 2000
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie
  • Massager
    Patent number: D432242
    Type: Grant
    Filed: December 2, 1999
    Date of Patent: October 17, 2000
    Assignee: Kolvin Industries Limited
    Inventor: Sen-Nen Lie