Tatehito Ueda
15Patents
8h-index
34Co-inventors
72Inventor score
Filing activity: Mar 2, 1977 → May 26, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4237837A | Exhaust gas recirculation for a diesel engine | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US4329965A | Diesel engine exhaust gas recirculation and intake air flow control system | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US6341591B1 | Direct fuel injection-type spark ignition internal combustion engine | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4280470A | Three-step exhaust gas recirculation control system | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4964271A | Air-fuel ratio feedback control system including at least downstream-side air-fuel ratio sensor | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US4286567A | Exhaust gas recirculation control system for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4295456A | Exhaust-gas-recirculation system for use in diesel engines | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5022225A | Air-fuel ratio feedback control system including at least downstream-side air fuel ratio sensor | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4423713A | Electric control apparatus for a fuel injection pump | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4098079A | Secondary air feed control device of an internal combustion engine | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4183372A | Altitude compensation valve assembly | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5687690A | Motor vehicle drive device | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4506545A | Sensor for detecting flow quantity of fuel supplied to fuel injection system | Physics | 5 | Expired |
| US4327684A | Fuel injection amount - fluid pressure conversion system | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US10228014B2 | Internal combustion engine bearing and method of manufacturing internal combustion engine bearing | Mechanical Engineering; Lighting; Heating | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.