PE

Philip J. Ehrhart

CA Cnh America: 14 patents #25 of 777Top 4%
CA Cnh Industrial America: 6 patents #286 of 1,456Top 20%
SP Sperry: 6 patents #45 of 841Top 6%
NA New Holland North America: 5 patents #32 of 281Top 15%
Ford: 3 patents #4,965 of 17,473Top 30%
📍 Narvon, PA: #6 of 42 inventorsTop 15%
🗺 Pennsylvania: #1,480 of 74,527 inventorsTop 2%
Overall (All Time): #102,385 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
D306737 Windrow inverter Robert M. VanGinhoven, Bryant F. Webb, Kenneth R. Underhill 1990-03-20
4793129 Inversion chute for windrow turner Gilbert A. Cartee, Ernest A. Schoeneberger 1988-12-27
4793125 Frame for windrow inverter Bryant F. Webb 1988-12-27
4567716 Full quadrant crop lifter for disc mower-conditioners Stanley J. Makofka, Kenneth W. McLean 1986-02-04
4531349 Rotary cutter for disc mower-conditioner Stanley J. Makofka, Kenneth W. McLean 1985-07-30
4418517 Actuating mechanism for harvester transport lock James T. Donovan, E. Graham Webster 1983-12-06
4418518 Mechanism for spring loading a transport lock Earl E. Koch, A. Dale Gamber 1983-12-06
4385484 Pivotable shields for disc mower-conditioner Peter P. Haldeman 1983-05-31
4216641 Crop harvesting machine Earl E. Koch 1980-08-12