WL

Wilhelm Ludolf

RW Richard Hirschmann Radiotechnisches Werk: 1 patents #5 of 17Top 30%
📍 Esslingen am Neckar, DE: #258 of 469 inventorsTop 60%
Overall (All Time): #3,959,114 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4771219 Light emitting diode control circuit Rolf-Dieter Sommer, Hermann Bachmann 1988-09-13