SH

Steven J. Hallman

General Motors: 4 patents #3,733 of 18,328Top 25%
📍 Saginaw, MI: #149 of 671 inventorsTop 25%
🗺 Michigan: #22,048 of 86,293 inventorsTop 30%
Overall (All Time): #1,302,998 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4842089 Four wheel steering system with closed-loop feedback and open-loop feedforward Scott S. Kimbrough 1989-06-27
4828061 Closed-loop four wheel steering system having dual response rate rear steering Scott S. Kimbrough, Rao Mallikarjuna Chalasani 1989-05-09
4741409 Electric steering system for automobiles Kenneth L. Westercamp 1988-05-03
4653602 Electric motor driven rack and pinion steering gear with take-off from axially slidable nut William S. Anders 1987-03-31