RR

Richard Drake Robinson

AR Aro: 1 patents #3 of 9Top 35%
📍 Bryan, OH: #4 of 10 inventorsTop 40%
🗺 Ohio: #715 of 3,574 inventorsTop 25%
Overall (1989): #65,311 of 140,708Top 50%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4844177 Torque sensing, automatic shut-off and reset clutch for toggle controlled screwdrivers, nutsetters and the like Robert A. Willoughby, Phil D. Thorp 1989-07-04