SE

Sylvester M. Ellinger

SP Simmonds Precision Products: 1 patents #7 of 14Top 50%
📍 Vergennes, VT: #1 of 6 inventorsTop 20%
🗺 Vermont: #34 of 182 inventorsTop 20%
Overall (1989): #54,045 of 140,708Top 40%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4874245 Optical shaft angular and torsional displacement and speed sensing system William B. Spillman, Jr., Robert Rudd, Douglas R. Patriquin, Bruce R. Kline 1989-10-17