RS

Robert M. Sunnen

SP Sunnen Products: 2 patents #2 of 9Top 25%
📍 Frontenac, MO: #1 of 3 inventorsTop 35%
🗺 Missouri: #45 of 859 inventorsTop 6%
Overall (1989): #16,761 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4886157 Workpiece delivery magazine Frank E. Vanderwal, Jr., Richard Jackson 1989-12-12
4827674 Workpiece gripper and support Frank E. Vanderwal, Jr. 1989-05-09