WU

Willi Ulbrich

SA Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
Overall (All Time): #4,121,877 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4228477 Circuit for monitoring the current distribution in parallel-connected converted branches Achim Claus, Heinrick Geissing 1980-10-14