Hirohito Matsui
17Patents
5h-index
48Co-inventors
66Inventor score
Filing activity: Apr 11, 1997 → Jul 17, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5780731A | Method for judging the locked state of auxiliaries for automobiles | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US8138640B2 | Rotating electric machine and cooling system for the rotating electric machine | Electricity | 12 | Active |
| US8247934B2 | Cooling structure for electric rotating machine | Electricity | 8 | Active |
| US8552603B2 | Electric rotating machine with cooling mechanism | Electricity | 7 | Active |
| US8629586B2 | Electric rotating machine with cooling mechanism | Electricity | 6 | Active |
| US9419499B2 | Rotating electric machine having a cooling device and cooling liquid collection tanks | Electricity | 5 | Active |
| US6427924B2 | Combustion type heater | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US9523541B2 | Cooling fin structure | Electricity | 4 | Active |
| US8331092B2 | Cooling apparatus for semiconductor element | Electricity | 3 | Active |
| US6260766A | Heating apparatus for vehicle | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US7814642B1 | Stator of electric rotating machine | Emerging Cross-Sectional Technologies | 3 | Active |
| US10458825B2 | Thermal flow-rate sensor | Physics | 2 | Active |
| US10122246B2 | Multi-gap rotating electric machine with cooling oil guide channels for side stator coil | Electricity | 1 | Active |
| US10481008B2 | Radiant heat sensor | Physics | 1 | Active |
| US9583820B2 | Vehicle-mounted antenna device | Electricity | 0 | Active |
| US11199457B2 | Measuring instrument for physiological heat quantity | Human Necessities | 0 | Active |
| US7345369B2 | Semiconductor device having semiconductor chip on base through solder layer and method for manufacturing the same | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.