Inventor · disambiguated record
Karl Schalk
Also filed as: KOGLER GEORG · SCHALK KARL
7 granted patents·100 citations·filing 1977–1979
86Inventor score
Files withSIEMENS AG7
Top patents by PatentIndex Score
7 records- 0179US4167693AControl arrangement for a brushless D-C motorSIEMENS AG·Filed 1977·Granted Sep 11, 1979·24 cites·19 claims
- 0278US4286184AElectronic motor having a multi-pole external rotorSIEMENS AG·Filed 1979·Granted Aug 25, 1981·29 cites·3 claims
- 0363US4132930ABrushless D-C motor with several Y connected phase windingsSIEMENS AG·Filed 1977·Granted Jan 2, 1979·14 cites·7 claims
- 0460US4246518ABrushless direct current motorSIEMENS AG·Filed 1978·Granted Jan 20, 1981·13 cites·7 claims
- 0553US4242624ADirect current stepper motor with a permanent magnet rotor and electronic commutation deviceSIEMENS AG·Filed 1978·Granted Dec 30, 1980·10 cites·9 claims
- 0649US4225811ADirect current motor with polyphase stator winding and electronic commutating device controlled by an angular position transmitterSIEMENS AG·Filed 1978·Granted Sep 30, 1980·8 cites·1 claims
- 0733US4266147ACircuit arrangement for forming a speed-proportional output voltage from a speed-proportional pulse sequenceSIEMENS AG·Filed 1978·Granted May 5, 1981·2 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →