RH

Richard Hacker

AL Allis-Chalmers: 1 patents #89 of 232Top 40%
📍 West Allis, WI: #100 of 315 inventorsTop 35%
🗺 Wisconsin: #17,084 of 40,088 inventorsTop 45%
Overall (All Time): #2,150,383 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7431101 Load sensing hydraulic system — 2008-10-07
4417850 Vertical column pump James F. Tesch 1983-11-29