James Hawthorne

Person

  • Van Couver, WA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Weight bar clamp

    • Patent number 8,827,878
    • Issue date Sep 9, 2014
    • MCR Strength Inc.
    • John A. Ciminski
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Quick release clamp and method of use

    • Patent number 8,671,530
    • Issue date Mar 18, 2014
    • MCR Strength, Inc.
    • John Ciminski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Weight collar for a weight lifting bar

    • Patent number D694841
    • Issue date Dec 3, 2013
    • MCR Strength Inc.
    • John A. Ciminski
    • D21 - Games, toys, and sports goods

Patents Applicationslast 30 patents