Patents by Inventor Donald L. Torgrimson

Donald L. Torgrimson 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).

  • Bobber lifting device
    Patent number: 4667432
    Abstract: An ice fishing device including an upstanding tube and a base for support on an ice surface. A fishing bobber is floatably suspended within the tube upon an elevated column of water held by vacuum to facilitate visual observation of the bobber.
    Type: Grant
    Filed: August 18, 1986
    Date of Patent: May 26, 1987
    Inventor: Donald L. Torgrimson
  • Wire reel carriage
    Patent number: 4605237
    Abstract: The present invention is a wire reel carriage including a pair of large wheels supported on an axle. The carriage has a support mechanism mounted on the axle for carrying a plurality of reels.
    Type: Grant
    Filed: February 9, 1984
    Date of Patent: August 12, 1986
    Assignee: Main Electric Construction, Inc.
    Inventor: Donald L. Torgrimson