OW

Oscar E. Warren

Overall (All Time): #1,642,387 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5601158 Wheel blocking system Louis F. Klusmeyer, Ronnie D. Rogers, Bob J. Beard 1997-02-11
5497857 Emergency brake system for wheeled vehicles Walter N. Armstrong, Bob J. Beard 1996-03-12
5435418 Emergency brake system for wheeled vehicles Bob J. Beard 1995-07-25