Hideaki Matsui
70Patents
18h-index
118Co-inventors
87Inventor score
Filing activity: May 1, 1975 → Nov 1, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5856709A | Hybrid vehicle drive system having clutch between engine and synthesizing/distributing mechanism which is operatively connected to motor/generator | Emerging Cross-Sectional Technologies | 237 | Expired |
| US5934395A | Hybrid vehicle drive system having two motor/generator units and engine starting means | Emerging Cross-Sectional Technologies | 156 | Expired |
| US6155364A | Hybrid drive system wherein planetary gear mechanism is disposed radially inwardly of stator coil of motor/generator | Emerging Cross-Sectional Technologies | 106 | Expired |
| US6886648B1 | Power output device, hybrid vehicle, and method of controlling them | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5909720A | Driving system with engine starting control | Emerging Cross-Sectional Technologies | 59 | Expired |
| US5904631A | Dual electric motor drive with planetary gearing | Emerging Cross-Sectional Technologies | 54 | Expired |
| US5493365A | Operating section for an image forming apparatus | Physics | 40 | Expired |
| USD808828S1 | Temperature controller | General | 35 | Active |
| US4253432A | Intake system of an internal combustion engine of a counter-flow type | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6007451A | Start control system for vehicle with running electric motor | Emerging Cross-Sectional Technologies | 30 | Expired |
| USD668542S1 | Closure | General | 22 | Active |
| USD925588S1 | Display screen with transitional graphical user interface | General | 22 | Active |
| USD925590S1 | Display screen with transitional graphical user interface | General | 22 | Active |
| US4308837A | Intake system of an internal combustion engine | Emerging Cross-Sectional Technologies | 20 | Expired |
| USD697815S1 | Combined container and overcap | General | 20 | Active |
| USD824786S1 | Temperature controller | General | 20 | Active |
| USD674695S1 | Fluid dispensing device | General | 20 | Active |
| USD671412S1 | Fluid dispensing device | General | 19 | Active |
| USD820121S1 | Temperature controller | General | 18 | Active |
| US4579549A | Continuously variable transmission means | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US4525160A | Endless belt member for a continuously variable transmission | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| USD925591S1 | Display screen with transitional graphical user interface | General | 15 | Active |
| US4660438A | Continuously variable transmission | Emerging Cross-Sectional Technologies | 15 | Expired |
| US9061816B2 | Dispensing system for dispensing a product from a handheld container | Performing Operations; Transporting | 14 | Active |
| US4723643A | Power transmitting system for automotive vehicle, incorporating automatically-operated constant-mesh transmission and clutch device | Mechanical Engineering; Lighting; Heating | 12 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.