Akira Katoh
31Patents
12h-index
48Co-inventors
81Inventor score
Filing activity: Jun 3, 1976 → Jan 12, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5379634A | Misfire-detecting system for internal combustion engines | Mechanical Engineering; Lighting; Heating | 45 | Expired |
| US4746990A | Detachable unit electronic camera | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5609023A | Fuel supply control system for internal combustion engines | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5611309A | Throttle valve control system for internal combustion engines | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4873580A | Detachable unit electronic camera | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5881552A | Control system for internal combustion engines and control system for vehicles | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5586544A | Fuel injection amount control system for internal combustion engines and intake passage wall temperature-estimating device used therein | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US5517607A | Graphic processing apparatus utilizing a CAD system | Physics | 17 | Expired |
| US5378291A | Coating composition for metal | Chemistry; Metallurgy | 16 | Expired |
| US5035991A | Control process and apparatus for the formation of silver halide grains | Performing Operations; Transporting | 16 | Expired |
| US5661972A | Air-fuel ratio control system for internal combustion engines | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| USD247002S | Control console for T. V. game | General | 14 | Expired |
| US4811118A | Detachable unit electronic camera | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5213772A | Apparatus for forming silver halide grains | Chemistry; Metallurgy | 11 | Expired |
| US5106675A | Nonaqueous coating composition and coated metal | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5542393A | Fuel injection amount control system for internal combustion engines | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4641215A | Exposure control device for electronic photographing apparatus | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5622049A | Control system with function of protecting catalytic converter for internal combustion engines for automotive vehicles | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5104785A | Process of forming silver halide grains | Physics | 8 | Expired |
| US5145768A | Process of forming silver halide grains | Physics | 8 | Expired |
| US5471569A | Retrieval space determination system for three-dimensionally shaped parts in a CAD system | Physics | 8 | Expired |
| USD248230S | Combined cassette recorder and player and radio | General | 8 | Expired |
| US4788954A | Method for controlling by-pass air flow on deceleration of internal combustion engine | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5270159A | Process of producing silver halide grains and apparatus therefor | Physics | 7 | Expired |
| US8246517B2 | Automatic stop/start controller for internal combustion engine | Emerging Cross-Sectional Technologies | 7 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.