Koji Sasajima
15Patents
9h-index
9Co-inventors
65Inventor score
Filing activity: Sep 21, 1988 → Oct 8, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5002028A | Throttle control system for vehicular internal combustion engine | Emerging Cross-Sectional Technologies | 42 | Expired |
| US7740103B2 | Electric power steering apparatus | Performing Operations; Transporting | 22 | Active |
| US4976169A | Method of controlling speed reduction ratio for a continuously variable transmissions | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4967610A | Method of controlling speed reduction ratio for continuously variable speed transmission | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4956972A | Method of controlling speed reduction ratio for a continuously variable speed transmission | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5001900A | Method of controlling speed reduction ratio for continuously variable speed transmission | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4932208A | Hydraulic continuously variable speed transmission with direct clutch valve | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4962679A | Method of controlling speed reduction ratio for a continuously variable speed transmission | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4941371A | Hydraulic continuously variable speed transmission with direct clutch valve | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4951468A | Method of determining duty ratio used for operational control of a solenoid | Electricity | 9 | Expired |
| US5166877A | Method of speed reduction ratio control in continuously variable speed transmission | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US4958492A | Method of controlling clutch operation for a vehicle and method of determining clutch engagement completion | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4913005A | Method of controlling speed reduction ratio for a continuously variable speed transmission | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US5014574A | Speed control apparatus for a continuously variable speed | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US10459448B2 | Driving assistance apparatus | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.