Haruyoshi Kondo
17Patents
13h-index
20Co-inventors
74Inventor score
Filing activity: Apr 2, 1982 → Nov 14, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4993386A | Operation control system for internal combustion engine | Emerging Cross-Sectional Technologies | 138 | Expired |
| US4510036A | Limiting electric current type oxygen sensor with heater and limiting electric current type oxygen concentration detecting device using the same | Physics | 42 | Expired |
| US4500412A | Oxygen sensor with heater | Physics | 38 | Expired |
| US4574264A | Thin film oxygen sensor with microheater | Physics | 36 | Expired |
| US4494409A | Engine vibration sensor | Physics | 32 | Expired |
| US4524264A | Temperature control apparatus | Physics | 32 | Expired |
| US4626338A | Equipment for detecting oxygen concentration | Physics | 27 | Expired |
| US4472262A | Limiting electric current type oxygen concentration detector applied with temperature compensation | Physics | 23 | Expired |
| US4595485A | Limiting electric current type oxygen sensor | Physics | 21 | Expired |
| US5520789A | Gas sensor using ionic conductor | Physics | 16 | Expired |
| US5648601A | Apparatus for analyzing air/fuel ratio sensor characteristics | Physics | 15 | Expired |
| US5480535A | Thin film multilayered air/fuel ratio sensor | Physics | 14 | Expired |
| US4448059A | Engine vibration sensor | Physics | 13 | Expired |
| US4661234A | Air-fuel ratio sensor and apparatus using the same | Physics | 12 | Expired |
| US4844788A | Wide-range air/fuel ratio sensor and detector using the same | Physics | 11 | Expired |
| US4869094A | Gas sampling valve | Physics | 8 | Expired |
| US4576705A | Apparatus with polarographic sensor to detect concentrations of plurality of gas components | Physics | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.