SU

Stefan Umbricht

BC Bbc Brown, Boveri & Company: 2 patents #143 of 667Top 25%
Daimlerchrysler Ag: 1 patents #1,774 of 4,854Top 40%
📍 Wettingen, CH: #75 of 244 inventorsTop 35%
Overall (All Time): #1,630,569 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6134128 Method for protecting a high-performance power converter and a protection arrangement for executing the method Gernot Enzensberger, Ingo Herbst 2000-10-17
4785208 Low-inductance anode-cathode R-C circuit for a gate-turn-off power thyristor Claude Egger 1988-11-15
4703411 Voltage converter with GTO thyristors in series connection with at least a choke with freewheeling circuit 1987-10-27