WS

Werner Siefert

📍 Kippenheim, DE: #6 of 13 inventorsTop 50%
Overall (All Time): #3,972,314 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4658194 Closed loop control circuitry for step motors Ludwig Richter, Hans-Jorg Kleis 1987-04-14