KG

Kevin J. Graf

EA Eaton: 3 patents #934 of 3,708Top 30%
Caterpillar: 2 patents #2,982 of 8,398Top 40%
📍 Chillicothe, IL: #59 of 214 inventorsTop 30%
🗺 Illinois: #17,877 of 84,256 inventorsTop 25%
Overall (All Time): #979,093 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10227964 Hydraulic pump port plate with variable area metering notch Kaimei Sun, Hongliu Du 2019-03-12
6739127 Hydraulic system pump charging and recirculation apparatus Andrew H. Nippert 2004-05-25
6158969 Hydrostatic pump and disable control therefor Jerry D. Schrag 2000-12-12
5017094 Solenoid valve control system for hydrostatic transmission James J. Hastreiter, Duane A. Anderson 1991-05-21
4951462 Hydrostatic transmission with motor start control system 1990-08-28