Tooru Yoshimura
12Patents
7h-index
12Co-inventors
59Inventor score
Filing activity: Apr 28, 1976 → Aug 27, 1986
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4099377A | Internal combustion engine equipped with catalytic converter | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4491965A | Character recognition apparatus | Physics | 14 | Expired |
| US4350129A | Spark-ignition internal combustion engine capable of preventing noxious gas emissions | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4651693A | Swirl control arrangement for internal combustion engine | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4202306A | Multi-point spark ignition engine provided with exhaust recirculation circuit | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4133331A | Dual spark-plug ignition internal combustion engine with improved combustion chamber wall | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4825822A | Rocker arm arrangement for multi-valve internal combustion engine | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US4133330A | Multi-point spark ignition engine provided with exhaust recirculation circuit | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4091615A | Internal combustion engine with plural spark plugs for each combustion chamber and exhaust recirculation circuit | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4079588A | Internal combustion engine | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4106288A | Exhaust gas reactor for internal combustion engine and its manufacturing method | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4459804A | Multiple spark ignition internal combustion engine with exhaust gas recirculation | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.