WE

Werner E. Erfurt

HO Heine Optotechnik: 2 patents #19 of 39Top 50%
PC Propper Manufacturing Co.: 2 patents #11 of 21Top 55%
Overall (All Time): #2,372,374 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4306546 Endoscope Helmut A. Heine, Irving A. Speelman 1981-12-22
4215678 Endoscope Helmut A. Heine 1980-08-05