Patents by Inventor Robert J. Chan

Robert J. Chan 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).

  • Card holder
    Patent number: D345379
    Type: Grant
    Filed: July 6, 1992
    Date of Patent: March 22, 1994
    Assignee: Canadian Moulded Products Inc.
    Inventor: Robert J. Chan