Inventor · disambiguated record
Walter Springmann
Also filed as: SPRINGMANN WALTER
4 granted patents·1 pending application·170 citations·filing 1995–2001
81Inventor score
Top patents by PatentIndex Score
5 records- 0185US6407937B2Active overvoltage protection apparatus for a bidirectional power switch in common collector modeSIEMENS AG·Filed 2001·Granted Jun 18, 2002·33 cites·10 claims
- 0280US6496343B2Overvoltage protection apparatus for a matrix converterSIEMENS AG·Filed 2001·Granted Dec 17, 2002·46 cites·8 claims
- 0376US5459356APower semiconductor module having a plurality of semiconductor arrangementsEUPEC EUROP GESELLSCH F LEISTU·Filed 1995·Granted Oct 17, 1995·74 cites·7 claims
- 0448US6559532B1Matrix converterSIEMENS AG·Filed 1999·Granted May 6, 2003·17 cites·8 claims
- 0531US2001021116A1Converter motor with an energy recovery capabilitySIEMENS AG·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →