DS

Donald L. Stephens

PA Paccar: 15 patents #46 of 678Top 7%
Overall (All Time): #328,628 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5701969 Frame beaming reduction assembly 1997-12-30
5570866 Seat suspension 1996-11-05
5427404 Stiff beam suspension system 1995-06-27
5374077 Pneumatically damped vehicle suspension system Roger P. Penzotti 1994-12-20
5365646 Method of manufacturing an elongated spring member 1994-11-22
5366238 Lightweight suspension system for a wheeled vehicle, spring arm and method of manufacture 1994-11-22
5094425 Engine mounting arrangement 1992-03-10
5046752 Axle suspension system James Saunders 1991-09-10
4856812 Axle suspension system James Saunders 1989-08-15
4850448 Sway bar for an engine mounting 1989-07-25
4845630 Method and apparatus for calculating corrected vehicle fuel economy 1989-07-04
4697551 Quick-response control system for low-flow engine coolant systems Hals N. Larsen 1987-10-06
4530524 Apparatus for clamping a hose onto a coolant tube 1985-07-23
4438825 Cab pitch restraint 1984-03-27
4375898 Air deflector assembly 1983-03-08