Hajime Kosaka
4Patents
3h-index
5Co-inventors
47Inventor score
Filing activity: Jul 8, 1997 → Dec 26, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6161641A | Engine brake control system for vehicle | Performing Operations; Transporting | 41 | Expired |
| US6580994B2 | Driving force controlling apparatus and method for four-wheel drive vehicle | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US7406374B2 | Steering ratio control system of vehicle | Performing Operations; Transporting | 13 | Active |
| US10989588B2 | Sensor device | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.