Patents by Inventor Erik D. Olofson

Erik D. Olofson 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).

  • Patent number: D440416
    Type: Grant
    Filed: May 30, 2000
    Date of Patent: April 17, 2001
    Inventor: Erik D. Olofson
  • Patent number: D440417
    Type: Grant
    Filed: June 17, 2000
    Date of Patent: April 17, 2001
    Inventor: Erik D. Olofson
  • Patent number: D441206
    Type: Grant
    Filed: March 27, 2000
    Date of Patent: May 1, 2001
    Inventor: Erik D. Olofson
  • Patent number: D469617
    Type: Grant
    Filed: December 6, 2000
    Date of Patent: February 4, 2003
    Inventor: Erik D. Olofson
  • Patent number: D541090
    Type: Grant
    Filed: December 6, 2004
    Date of Patent: April 24, 2007
    Inventor: Erik D. Olofson
  • Patent number: D484324
    Type: Grant
    Filed: January 22, 2003
    Date of Patent: December 30, 2003
    Inventor: Erik D. Olofson