Sadayasu Ueno
42Patents
15h-index
67Co-inventors
84Inventor score
Filing activity: Jul 3, 1974 → Mar 3, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4888716A | Life diagnosis apparatus for automotive battery | Electricity | 194 | Expired |
| US5417312A | Semiconductor acceleration sensor and vehicle control system using the same | Physics | 103 | Expired |
| US4393697A | Air flow rate measuring apparatus | Mechanical Engineering; Lighting; Heating | 42 | Expired |
| US4893502A | Angle sensor for throttle valve of internal combustion engine | Physics | 42 | Expired |
| US4597850A | Oxygen sensor | Physics | 37 | Expired |
| US4381668A | Gas flow measuring apparatus | Physics | 29 | Expired |
| US4135186A | Liquid level detecting apparatus | Physics | 28 | Expired |
| US4517837A | Air flow rate measuring apparatus | Physics | 26 | Expired |
| US4718999A | Air-fuel ratio detector | Physics | 25 | Expired |
| US4513615A | Thermal air flow meter | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US5387819A | Crash detection apparatus of air bag system | Physics | 22 | Expired |
| US5889196A | Gas composition sensor and method for separately detecting components of exhaust gas to diagnose catalytic converter performance | Physics | 21 | Expired |
| US5070728A | Throttle sensor | Physics | 18 | Expired |
| US4366704A | Air intake apparatus for internal combustion engine | Physics | 16 | Expired |
| US5323635A | Air fuel ratio detecting arrangement and method therefor for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4650560A | Oxygen sensor | Physics | 14 | Expired |
| US4031496A | Variable inductor | Electricity | 14 | Expired |
| US4559814A | Thermal air flow meter | Physics | 14 | Expired |
| US4164462A | Oxygen sensor | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4127464A | Sensor for detecting oxygen concentration | Physics | 13 | Expired |
| US4676213A | Engine air-fuel ratio control apparatus | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4915814A | Sensor for measurement of air/fuel ratio and method of manufacturing | Physics | 10 | Expired |
| US4369656A | Air intake measuring device for internal combustion engine | Physics | 10 | Expired |
| US4900425A | Oxygen sensor | Physics | 10 | Expired |
| US5032248A | Gas sensor for measuring air-fuel ratio and method of manufacturing the gas sensor | Physics | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.