JH

John C. Hartmann

RC Rca: 1 patents #895 of 1,739Top 55%
📍 Cedar Grove, NJ: #80 of 136 inventorsTop 60%
🗺 New Jersey: #41,174 of 69,400 inventorsTop 60%
Overall (All Time): #4,108,478 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4194184 Bidirectional digital position encoder Nicholas F. Maxemchuk 1980-03-18