RB

Richard Barnhart

📍 Springfield, OH: #136 of 288 inventorsTop 50%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #4,027,869 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4425600 Electroluminescent wrist lamp for night vision environment — 1984-01-10