JH

John P. Henschel

3M: 1 patents #7,233 of 11,543Top 65%
📍 White Bear Lake, MN: #358 of 561 inventorsTop 65%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #4,124,211 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4234967 Optical signal transmitter — 1980-11-18