Masaei Nozawa
16Patents
13h-index
34Co-inventors
78Inventor score
Filing activity: Sep 15, 1981 → Nov 13, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6266957A | Catalyst activation control system for engines | Emerging Cross-Sectional Technologies | 52 | Expired |
| US4456457A | Exhaust gas cleaning device for diesel engine | Emerging Cross-Sectional Technologies | 51 | Expired |
| US6513319B2 | Catalyst activation control system for engines | Emerging Cross-Sectional Technologies | 45 | Expired |
| US6062201A | Fuel injection control for internal combustion engine | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5067455A | Method and apparatus for adding additives to lubricating oil | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US6095437A | Air-assisted type fuel injector for engines | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US5548393A | Oil deterioration detection apparatus and apparatus for detecting particles in liquid | Physics | 24 | Expired |
| US4620917A | Electrostatic filtering device | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US7487035B2 | Cylinder abnormality diagnosis unit of internal combustion engine and controller of internal combustion engine | Mechanical Engineering; Lighting; Heating | 21 | Active |
| US4699509A | Device for measuring contamination of lubricant | Physics | 20 | Expired |
| US5523692A | Oil deterioration detector | Physics | 19 | Expired |
| US6032652A | Fuel injection system having variable fuel atomization control | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4406119A | Carbon-particle decontaminating system | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4459805A | Combustion burner apparatus | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4898462A | Device for detecting a transmissivity of a substance | Physics | 9 | Expired |
| US7721711B2 | Engine control system including means for learning characteristics of individual fuel injectors | Mechanical Engineering; Lighting; Heating | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.