John M. Ironside
20Patents
14h-index
24Co-inventors
81Inventor score
Filing activity: Jun 7, 1977 → May 1, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5261236A | Turbocharged engine control system | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5255653A | Engine throttle control system | Mechanical Engineering; Lighting; Heating | 27 | Expired |
| US6211631A | Electrical power-assisted steering systems | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4481844A | Transmission system | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US4328775A | Closed loop control of i.c. engine idling speed | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6194849A | Electrical power-assisted steering systems | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5157613A | Adaptive control system for an engine | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5001645A | Adaptive control system for an engine | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4843556A | Method and apparatus for controlling an internal combustion engine | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5193506A | Engine throttle control system | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US6448738B1 | Method of controlling an electric motor having a number of phase windings | Electricity | 16 | Expired |
| US6597141B1 | Position sensing in brushless motor systems | Physics | 16 | Expired |
| US6330140A | Method of and circuit for testing an electrical actuator drive stage | Physics | 16 | Expired |
| US5074267A | Engine throttle control system | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US5663713A | Control system | Physics | 12 | Expired |
| US6175793A | Gearboxes | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US5062404A | Engine throttle control system | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5523561A | Enhanced position signals in optical torque sensors | Physics | 7 | Expired |
| US4151815A | Operation timing control system for an internal combustion engine | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4142483A | Operation timing control system for an internal combustion engine | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.