Inventor
HOWARD DAVID E
US23 patents
⚠️ This page may combine multiple inventors who share the name “HOWARD DAVID E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NASA
15 patentsUS6313624B1Nov 6, 2001
Position sensor with integrated signal-conditioning electronics on a printed wiring board
NASA46 citations92
US6013999AJan 11, 2000
Stepper motor control that adjusts to motor loading
NASA36 citations92
US7911174B1Mar 22, 2011
Position sensing for rotor in hybrid stepper motor
NASA8 citations83
US7325749B1Feb 5, 2008
Distributed solid state programmable thermostat/power controller
NASA9 citations79
US6104328AAug 15, 2000
Resolver to 360° linear analog converter and method
NASA7 citations73
US6084398AJul 4, 2000
Rate of rotation measurement using back-EMFS associated with windings of a brushless DC motor
NASA10 citations73
US7081730B1Jul 25, 2006
Motor controller system for large dynamic range of motor operation
NASA8 citations68
US7134885B1Nov 14, 2006
Miniature housing with standard addressable interface for smart sensors and drive electronics
NASA3 citations62
US6246228B1Jun 12, 2001
Non-contact linear actuator position sensor having a pid-compensating controller
NASA6 citations62
US6144198ANov 7, 2000
System and method for determining rate of rotation using brushless DC motor
NASA6 citations62
US6013996AJan 11, 2000
Precision stop control for motors
NASA3 citations54
US6138131AOct 24, 2000
Arc-tangent circuit for continuous linear output
NASA0 citations51
US9632491B1Apr 25, 2017
Reconfigurable drive current system
NASA1 citations50
US7116098B1Oct 3, 2006
System providing limit switch function with simultaneous absolute position output
NASA0 citations41
US9825641B1Nov 21, 2017
Reconfigurable sensor monitoring system
NASA0 citations39