DJ

David Mathew Johnson

SA Sartec: 1 patents #2 of 4Top 50%
📍 San Francisco, CA: #88 of 396 inventorsTop 25%
🗺 California: #3,049 of 13,957 inventorsTop 25%
Overall (1994): #145,381 of 165,921Top 90%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5363708 Self-clearing material sensing apparatus Larry C. McNeff 1994-11-15