Inventor · disambiguated record
B. Claus Doerwald
Also filed as: DOERWALD B CLAUS
2 granted patents·29 citations·filing 1990–1990
60Inventor score
Technology areasH02M
Files withSIEMENS AG2
Top patents by PatentIndex Score
2 records- 0152US5239252AMethod and apparatus for controlling single or multiphase a.c. power controllersSIEMENS AG·Filed 1990·Granted Aug 24, 1993·22 cites·21 claims
- 0231US5159657AMethod and apparatus for controlling single or polyphase a.c. power controllersSIEMENS AG·Filed 1990·Granted Oct 27, 1992·7 cites·7 claims
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