RH

Robert W. Houskamp

BH Bell And Howell: 2 patents #76 of 293Top 30%
RA Rapistan Systems Advertising: 2 patents #26 of 82Top 35%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Grand Rapids, MI: #310 of 1,824 inventorsTop 20%
🗺 Michigan: #15,670 of 86,293 inventorsTop 20%
Overall (All Time): #880,749 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6615972 Sortation system diverter switch Frank Veit, Charles W. Bozarth 2003-09-09
6433331 Photo detector alignment device 2002-08-13
5021780 Bus passenger alerting system Richard F. Fabiano 1991-06-04
4656406 Electric field guidance system for automated vehicles 1987-04-07
4379497 Vehicle collision avoidance system Thomas E. Hainsworth 1983-04-12
4341985 Proportional speed control arrangement 1982-07-27