Nobuharu Kakehashi
53Patents
10h-index
61Co-inventors
81Inventor score
Filing activity: Apr 7, 1992 → Jan 10, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9649909B2 | Vehicle heat management system including a switching valve | Emerging Cross-Sectional Technologies | 27 | Active |
| US9561704B2 | Vehicular thermal management system including selective heat transfer medium circulation | Emerging Cross-Sectional Technologies | 24 | Active |
| US5706666A | Refrigeration apparatus | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US6192698A | Vehicle-air-conditioning system with cooling degree estimator for left/right temperature control | Performing Operations; Transporting | 22 | Expired |
| US5285649A | Method and apparatus for calculating torque of variable capacity type compressor | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5619861A | Refrigeration apparatus | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US9650940B2 | Thermal management system for vehicles | Emerging Cross-Sectional Technologies | 13 | Active |
| US9827824B2 | Thermal management system for vehicle | Emerging Cross-Sectional Technologies | 13 | Active |
| US5732570A | Thermal expansion valve and air conditioning apparatus using the same | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US5642858A | Thermal expansion valve | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US9796241B2 | Vehicle temperature control apparatus and in-vehicle thermal system | Emerging Cross-Sectional Technologies | 10 | Active |
| US10183548B2 | Thermal management system for vehicle | Emerging Cross-Sectional Technologies | 10 | Active |
| US5634349A | Air conditioner | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US10232702B2 | Thermal management system | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US9643469B2 | Vehicle thermal management system | Emerging Cross-Sectional Technologies | 9 | Active |
| US6640570B2 | Vehicle air conditioner with heat pump refrigerant cycle | Performing Operations; Transporting | 7 | Expired |
| US10457117B2 | Air conditioner for vehicle | Performing Operations; Transporting | 6 | Active |
| US5524455A | Evaporator for cooling units | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US9657861B2 | Flow passage switching unit | Emerging Cross-Sectional Technologies | 6 | Active |
| US5609036A | Evaporator for cooling apparatus | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US10479170B2 | Air conditioner for vehicle | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US9994087B2 | Vehicular heat management system | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US10391834B2 | Air conditioner | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US9878594B2 | Thermal management system for vehicle | Emerging Cross-Sectional Technologies | 5 | Active |
| US9744827B2 | Thermal management system for vehicle | Emerging Cross-Sectional Technologies | 5 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.