Patents by Inventor Grant Loucks

Grant Loucks 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).

  • Optical viewfinder
    Patent number: D274625
    Type: Grant
    Filed: February 1, 1978
    Date of Patent: July 10, 1984
    Assignee: Alan Gordon Enterprises, Inc.
    Inventor: Grant Loucks
  • Drawing disc
    Patent number: D393423
    Type: Grant
    Filed: October 31, 1996
    Date of Patent: April 14, 1998
    Assignee: Alan Gordon Enterprises
    Inventor: Grant Loucks