Patents by Inventor Lengyi Chen

Lengyi Chen 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).

  • Combination lamp cap and lamp holder
    Patent number: D657074
    Type: Grant
    Filed: July 17, 2008
    Date of Patent: April 3, 2012
    Assignee: Fujian Newland Entech Co., Ltd.
    Inventors: Jian Chen, Xiangyang Yao, Jinmei Wang, Lengyi Chen
  • Combination lamp cap and lamp holder
    Patent number: D667568
    Type: Grant
    Filed: March 7, 2012
    Date of Patent: September 18, 2012
    Assignee: Fujian Newland Entech Co., Ltd.
    Inventors: Jian Chen, Xiangyang Yao, Jinmei Wang, Lengyi Chen
  • Combination lamp cap and lamp holder
    Patent number: D667569
    Type: Grant
    Filed: March 7, 2012
    Date of Patent: September 18, 2012
    Assignee: Fujian Newland Entech Co., Ltd.
    Inventors: Jian Chen, Xiangyang Yao, Jinmei Wang, Lengyi Chen
  • Combination lamp cap and lamp holder
    Patent number: D667570
    Type: Grant
    Filed: March 7, 2012
    Date of Patent: September 18, 2012
    Assignee: Fujian Newland Entech Co., Ltd.
    Inventors: Jian Chen, Xiangyang Yao, Jinmei Wang, Lengyi Chen