DS

David J. Stevenson

CM Clayton Manufacturing: 1 patents #1 of 9Top 15%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,357,928 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4446990 Self-defense spray device Robert E. Domian 1984-05-08
4324133 Torque measuring device — 1982-04-13