Inventor
VOLKENING MARTIN
CA6 patents
⚠️ This page may combine multiple inventors who share the name “VOLKENING MARTIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIEMENS VDO AUTOMOTIVE INC
5 patentsUS6597135B2Jul 22, 2003
Combination of resistor and PWM electronic device to control speed of a permanent magnet DC motor
SIEMENS VDO AUTOMOTIVE INC14 citations81
US6590356B2Jul 8, 2003
Combination of resistor and PWM electronic device to control speed of a permanent magnet DC motor
SIEMENS VDO AUTOMOTIVE INC10 citations71
US6995490B2Feb 7, 2006
Flux modifier for a permanent magnet brush-type motor using wound field coils combined with permanent magnets
SIEMENS VDO AUTOMOTIVE INC5 citations61
US7105969B2Sep 12, 2006
Two speed electric motor with link wound dual-commutator and dual-armature winding
SIEMENS VDO AUTOMOTIVE INC6 citations60
US7112907B2Sep 26, 2006
Flux modifier for a permanent magnet brush-type motor using wound field coils combined with permanent magnets
SIEMENS VDO AUTOMOTIVE INC1 citations51