Edward C. Siemon
8Patents
8h-index
3Co-inventors
58Inventor score
Filing activity: Sep 4, 1979 → May 3, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5184578A | VCT system having robust closed loop control employing dual loop approach having hydraulic pilot stage with a PWM solenoid | Mechanical Engineering; Lighting; Heating | 69 | Expired |
| US5497738A | VCT control with a direct electromechanical actuator | Emerging Cross-Sectional Technologies | 54 | Expired |
| US5218935A | VCT system having closed loop control employing spool valve actuated by a stepper motor | Mechanical Engineering; Lighting; Heating | 36 | Expired |
| US4315305A | Controlled D-C power supply | Electricity | 33 | Expired |
| US4376968A | Protection system for immunizing an inverter system against A-C line voltage disturbances | Electricity | 24 | Expired |
| US4620296A | Protection system for immunizing a controlled d-c power supply against a-c line voltage interruptions | Electricity | 20 | Expired |
| US5310384A | Continuously variable transmission belt ratio measurement system | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US4291264A | Power factor control system for inverter-driven a-c induction motor | Electricity | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.