Keiichi Koga
6Patents
3h-index
10Co-inventors
54Inventor score
Filing activity: Feb 21, 1997 → Jul 21, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7140697B2 | Electric parking brake apparatus | Performing Operations; Transporting | 16 | Expired |
| US5984430A | Hydraulic braking system for a vehicle | Performing Operations; Transporting | 14 | Expired |
| US7648014B2 | One-way clutch and electric parking brake device using the same | Performing Operations; Transporting | 3 | Active |
| US9566956B2 | Electric parking brake device | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US12306979B2 | Information management system and information management method | Physics | 1 | Active |
| US12393910B2 | Information management system and information management method | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.