Hitoshi Takeuchi
82Patents
17h-index
126Co-inventors
87Inventor score
Filing activity: Aug 29, 1978 → Mar 9, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5053664A | Motor-driven fuel pump | Electricity | 45 | Expired |
| US4742964A | Electromagnetic fuel injector | Emerging Cross-Sectional Technologies | 40 | Expired |
| US6819414B1 | ABERRATION MEASURING APPARATUS, ABERRATION MEASURING METHOD, PROJECTION EXPOSURE APPARATUS HAVING THE SAME MEASURING APPARATUS, DEVICE MANUFACTURING METHOD USING THE SAME MEASURING METHOD, AND EXPOSURE METHOD | Physics | 34 | Expired |
| US5349320A | Ignition coil for internal combustion engines | Electricity | 30 | Expired |
| US5060744A | Device for controlling motor-operated throttle valve for automobiles | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US5015159A | Fuel pump | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4966120A | Fuel injection system assembly | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US4771948A | Combination of a fuel injection valve and a nozzle | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4698099A | Pigment composition | Chemistry; Metallurgy | 24 | Expired |
| US4657189A | Electromagnetic fuel injection valve for an internal combustion engine having a plurality of intake valves | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5148678A | Exhaust gas flow control valve for internal combustion engine | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6438098B1 | Optical recording medium, media tracking method and recording/reproducing apparatus | Physics | 20 | Expired |
| US5406975A | Flow rate control valve | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4762568A | Pigment composition | Chemistry; Metallurgy | 18 | Expired |
| US6653024B1 | Photomask, aberration correction plate, exposure apparatus, and process of production of microdevice | Physics | 18 | Expired |
| US5571960A | Throttle valve opening degree sensor | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US7892426B2 | Wastewater treatment apparatus | Emerging Cross-Sectional Technologies | 17 | Active |
| US4704165A | Pigment composition | Chemistry; Metallurgy | 16 | Expired |
| US5026780A | Water swellable resin composition | Chemistry; Metallurgy | 15 | Expired |
| US4813603A | Color exchange and cleaning device of minibell painting machine | Performing Operations; Transporting | 14 | Expired |
| US5857385A | Vehicle parking brake | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6019016A | Accelerator pedal device | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5770631A | Production process of connected microgel particles and articles treated with connected microgel particles | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5744379A | Semiconductor device composed of plural semiconductor chips and coupling means which couple the semiconductor chips together | Electricity | 12 | Expired |
| US4784332A | Spray head of a rotary type electrostatic spray painting device | Performing Operations; Transporting | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.