Patents by Inventor Junhui Cai

Junhui Cai 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).

  • Tire tread
    Patent number: D609174
    Type: Grant
    Filed: February 28, 2007
    Date of Patent: February 2, 2010
    Assignee: Bridgestone Bandag, LLC
    Inventor: Junhui Cai
  • Tire tread
    Patent number: D417856
    Type: Grant
    Filed: April 9, 1998
    Date of Patent: December 21, 1999
    Assignee: Bandag Incorporated
    Inventors: Herbert J. Roelle, Junhui Cai
  • Tire tread
    Patent number: D418457
    Type: Grant
    Filed: April 9, 1998
    Date of Patent: January 4, 2000
    Assignee: Bandag Incorporated
    Inventors: Herbert J. Roelle, Junhui Cai
  • Tire tread
    Patent number: D420951
    Type: Grant
    Filed: May 29, 1998
    Date of Patent: February 22, 2000
    Assignee: Bandag Incorporated
    Inventor: Junhui Cai