Patents by Inventor Jun Kang Ruan

Jun Kang Ruan 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).

  • Piezoelectric lighter
    Patent number: D531352
    Type: Grant
    Filed: January 27, 2005
    Date of Patent: October 31, 2006
    Assignee: Big J & J, Inc.
    Inventor: Jun Kang Ruan
  • Piezoelectric lighter
    Patent number: D531353
    Type: Grant
    Filed: March 16, 2005
    Date of Patent: October 31, 2006
    Assignee: BIG J&J, Inc.
    Inventor: Jun Kang Ruan
  • Disposable lighter
    Patent number: D531356
    Type: Grant
    Filed: February 22, 2005
    Date of Patent: October 31, 2006
    Assignee: Big J & J, Inc.
    Inventor: Jun Kang Ruan
  • Piezoelectric lighter
    Patent number: D532549
    Type: Grant
    Filed: April 7, 2005
    Date of Patent: November 21, 2006
    Assignee: Big J & J, Inc.
    Inventor: Jun Kang Ruan
  • Piezoelectric lighter
    Patent number: D533683
    Type: Grant
    Filed: January 27, 2005
    Date of Patent: December 12, 2006
    Assignee: Big J & J., Inc.
    Inventor: Jun Kang Ruan
  • Piezoelectric lighter
    Patent number: D534681
    Type: Grant
    Filed: January 27, 2005
    Date of Patent: January 2, 2007
    Assignee: Big J & J, Inc.
    Inventor: Jun Kang Ruan
  • Disposable lighter
    Patent number: D574997
    Type: Grant
    Filed: January 27, 2005
    Date of Patent: August 12, 2008
    Assignee: Big J&J, Inc.
    Inventor: Jun Kang Ruan