Assignee
PERFORMANCE CONTROLS
US19 patents
Top patents by PatentIndex Score
US5379209AJan 3, 1995
Electronic switching circuit
PERFORMANCE CONTROLS230 citations98
US5493487AFeb 20, 1996
Electronic switching circuit
PERFORMANCE CONTROLS50 citations92
US5081409AJan 14, 1992
Pulse-width modulated circuit for driving a load
PERFORMANCE CONTROLS30 citations92
US5070292ADec 3, 1991
Pulse-width modulated circuit for driving a load
PERFORMANCE CONTROLS25 citations92
US4697125ASep 29, 1987
Method and apparatus for determining shaft position and for providing commutation signals
PERFORMANCE CONTROLS44 citations89
US4792737ADec 20, 1988
Circuit for controlling the motion of a moving object
PERFORMANCE CONTROLS43 citations87
US4562386ADec 31, 1985
Current sense demodulator
PERFORMANCE CONTROLS34 citations87
US5365422ANov 15, 1994
Pulse-width modulated circuit for applying current to a load
PERFORMANCE CONTROLS18 citations81
US5736829AApr 7, 1998
High-speed constant-horsepower motor
PERFORMANCE CONTROLS13 citations73
US5575932ANov 19, 1996
Method of making densely-packed electrical conductors
PERFORMANCE CONTROLS12 citations73
US5519601AMay 21, 1996
Pulse-width modulated circuit for applying current to a load
PERFORMANCE CONTROLS10 citations72
US5723913AMar 3, 1998
High-voltage electronic switching circuit
PERFORMANCE CONTROLS14 citations71
US5646837AJul 8, 1997
Pulse-width modulated circuit with improved linearity
PERFORMANCE CONTROLS14 citations71
US5497062AMar 5, 1996
Digital pulse-width modulated system for providing current to a load
PERFORMANCE CONTROLS16 citations70
US9444320B1Sep 13, 2016
Power controller having active voltage balancing of a power supply
PERFORMANCE CONTROLS5 citations69
US4918584AApr 17, 1990
Self-adjusting servo device and method
PERFORMANCE CONTROLS10 citations69
US5150286ASep 22, 1992
Apparatus and method for protecting electronic circuitry from damage
PERFORMANCE CONTROLS11 citations68
US7965795B2Jun 21, 2011
Prevention of integrator wind-up in PI type controllers
PERFORMANCE CONTROLS1 citations50
US7535303B1May 19, 2009
Active LC filter damping circuit with galvanic isolation
PERFORMANCE CONTROLS1 citations49