Nobutaka Takahashi
33Patents
16h-index
28Co-inventors
81Inventor score
Filing activity: Sep 17, 1986 → Nov 26, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5331555A | Electronic apparatus | Physics | 530 | Expired |
| US6480767B2 | Control system for hybrid vehicle | Emerging Cross-Sectional Technologies | 213 | Expired |
| US5224044A | System for controlling driving condition of automotive device associated with vehicle slip control system | Mechanical Engineering; Lighting; Heating | 57 | Expired |
| US6006724A | Engine throttle control apparatus | Emerging Cross-Sectional Technologies | 45 | Expired |
| US6089206A | Ignition and combustion control in internal combustion engine | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4690116A | System for controlling an internal combustion engine and method therefor | Emerging Cross-Sectional Technologies | 30 | Expired |
| US6234144A | Intake-air quantity control apparatus for internal combustion engine with variable valve timing system | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6009852A | Engine idle rotation speed controller | Mechanical Engineering; Lighting; Heating | 27 | Expired |
| US4920494A | Fuel monitoring arrangement for automotive internal combustion engine control system | Emerging Cross-Sectional Technologies | 25 | Expired |
| US6109236A | Engine idle speed controller | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US6026779A | Apparatus for controlling internal combustion engine | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US6546323B2 | Vehicle front/rear wheel steering angle control apparatus and vehicle front/rear wheel steering angle control method | Performing Operations; Transporting | 17 | Expired |
| US5153834A | Method and apparatus for detecting a misfire in a combustion chamber of an internal combustion engine | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5662084A | Engine idling speed control apparatus | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5048372A | Transmission gear position dependent output control system for automotive internal combustion engine | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6006717A | Direct-injection spark-ignition type engine control apparatus | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5832895A | Control system for internal combustion engine | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5697337A | Engine rotation speed controller | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6050238A | Control system for internal combustion engine | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6272414A | Engine-CVT drive train control system | Performing Operations; Transporting | 10 | Expired |
| US5560336A | Apparatus and method for estimating stability factor of combustion applicable to vehicular internal combustion engine | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6178945A | Control system for internal combustion engine | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4770143A | System and method for controlling ignition timing for an internal combustion engine | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4727842A | Engine ignition timing control apparatus | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6006723A | Idle speed control system for internal combustion engine | Mechanical Engineering; Lighting; Heating | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.