Gen Yasuda
15Patents
6h-index
41Co-inventors
66Inventor score
Filing activity: Nov 22, 1989 → Apr 1, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6087945A | Pump failure alarm system for hydraulic working machine | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5056312A | Hydraulic drive system for construction machines | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US5488787A | Hydraulic drive system for construction machine | Fixed Constructions | 22 | Expired |
| US5289679A | Hydraulic drive system with pressure compensating valve | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US6244048A | Hydraulique drive device | Fixed Constructions | 17 | Expired |
| US7020553B2 | Signal processing system for construction machine | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US10557648B2 | Cooling/heating switching unit and air conditioner including the same | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US8136355B2 | Pump control apparatus for hydraulic work machine, pump control method and construction machine | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US8056331B2 | Pump torque controller of hydraulic working machine | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US7979229B2 | Displacement control signal correction method, displacement control device, construction machine and displacement control signal correction program | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US10865680B2 | Exhaust gas purifying device of work machine | Emerging Cross-Sectional Technologies | 0 | Active |
| US11204181B2 | Air conditioner | General | 0 | Revoked |
| US11231185B2 | Air conditioner | Emerging Cross-Sectional Technologies | 0 | Active |
| US10527322B2 | Air conditioner | Emerging Cross-Sectional Technologies | 0 | Active |
| US10845098B2 | Air conditioner | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.