Charles E. Green
45Patents
15h-index
15Co-inventors
78Inventor score
Filing activity: May 12, 1998 → Jan 4, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8508166B2 | Power factor correction with variable bus voltage | Emerging Cross-Sectional Technologies | 58 | Active |
| US7193388B1 | Offset PWM signals for multiphase motor | Electricity | 39 | Expired |
| US8493014B2 | Controller and method for estimating, managing, and diagnosing motor parameters | Emerging Cross-Sectional Technologies | 31 | Active |
| US8358098B2 | System and method for power factor correction | Emerging Cross-Sectional Technologies | 30 | Active |
| US8264860B2 | System and method for power factor correction frequency tracking and reference generation | Emerging Cross-Sectional Technologies | 29 | Active |
| US8406021B2 | System and method for reducing line current distortion | Emerging Cross-Sectional Technologies | 29 | Active |
| US8264192B2 | Controller and method for transitioning between control angles | Emerging Cross-Sectional Technologies | 28 | Active |
| US8734125B2 | Crankcase heater systems and methods for variable speed compressors | Mechanical Engineering; Lighting; Heating | 24 | Active |
| US6291949A | Control of switched reluctance machines | Electricity | 23 | Expired |
| US6143562A | Carbon-based process for selection of transgenic plant cells | Chemistry; Metallurgy | 23 | Expired |
| US8698433B2 | Controller and method for minimizing phase advance current | Emerging Cross-Sectional Technologies | 18 | Active |
| US6351094B1 | Control of switched reluctance machines | Electricity | 18 | Expired |
| US8476873B2 | System and method for current balancing | Emerging Cross-Sectional Technologies | 17 | Active |
| US8547051B2 | Controller and method for transitioning between control angles | Emerging Cross-Sectional Technologies | 17 | Active |
| US8344706B2 | System and method for rejecting DC current in power factor correction systems | Emerging Cross-Sectional Technologies | 15 | Active |
| US9088232B2 | Power factor correction with variable bus voltage | Emerging Cross-Sectional Technologies | 14 | Active |
| US9965928B2 | System and method for displaying messages in a column-by-column format via an array of LEDs connected to a circuit of a compressor | Physics | 12 | Active |
| US9564846B2 | Power factor correction with variable bus voltage | Emerging Cross-Sectional Technologies | 12 | Active |
| US9240749B2 | Motor drive control using pulse-width modulation pulse skipping | Electricity | 9 | Active |
| US7119512B2 | Switched reluctance machine control system and method | Electricity | 8 | Expired |
| US6288513A | Rotor position detection in switched reluctance machines | Electricity | 8 | Expired |
| US9154061B2 | Controller and method for transitioning between control angles | Emerging Cross-Sectional Technologies | 7 | Active |
| US9853588B2 | Motor drive control using pulse-width modulation pulse skipping | Electricity | 7 | Active |
| US10770966B2 | Power factor correction circuit and method including dual bridge rectifiers | Emerging Cross-Sectional Technologies | 5 | Active |
| US9634593B2 | System and method for permanent magnet motor control | Emerging Cross-Sectional Technologies | 5 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.