Inventor · Phoenix, AZ, US

Scott W. Cameron

21Patents
11h-index
24Co-inventors
75Inventor score

Filing activity: Jul 11, 1991 → Apr 4, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5221881A Method and apparatus for operating polyphase DC motors Electricity 82 Expired
US5309078A Synchronous rectification method for reducing power dissipation in motor drivers in PWM mode Electricity 61 Expired
US5517095A Method and apparatus for operating polyphase DC motors using a PWM chopping signal in zero crossing determination Electricity 57 Expired
US5172036A Method and apparatus for resynchronizing a moving rotor of a polyphase dc motor Electricity 51 Expired
US5455885A Method and apparatus for starting a sensorless polyphase DC motor in dual-coil mode and switching to single coil mode at speed Electricity 48 Expired
US5317243A Method and apparatus for detecting velocity profiles of a spinning rotor of a polyphase DC motor Electricity 46 Expired
US5451832A Method and circuitry for drag braking a polyphase DC motor Electricity 43 Expired
US5572097A Method and apparatus for starting polyphase dc motor Electricity 39 Expired
US6094026A Overtemperature warning cycle in operation of polyphase DC motors Electricity 38 Expired
US5294877A Circuit and method for detecting deceleration rates of a polyphase DC motor Electricity 25 Expired
US5619109A Method and circuitry for drag braking a polyphase DC motor Electricity 18 Expired
US5701213A Symmetrical resistive transducer biasing circuit and method Electricity 10 Expired
US5770968A Differential amplifier with proxy load for control of output common mode range Electricity 9 Expired
US6107840A Method and apparatus for eliminating asymmetry error in servo de-modulation using peak-to-peak detection of servo burst amplitudes Physics 6 Expired
US10162135B2 Optical transmitter assembly for vertical coupling Physics 4 Active
US6172548A Input stage with reduced transient time for use in multiplexing transducers that require a switched DC bias Electricity 3 Expired
US5696460A Differential high speed inductive driver with a bidirectional current limiting output stage Physics 3 Expired
US5546030A Differential high speed inductive driver with a bidirectional current limiting output stage Physics 3 Expired
US5557180A Circuit and method for operating a 3-phase motor with a uni-coil phase commutation scheme Electricity 2 Expired
US12199999B2 Flowspec message processing apparatus and method Electricity 0 Active
US11153189B2 Grouping network traffic prior to storage in a columnar database Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.