AISHIN SEIKI KABUSHIKI KAISHA
13Patents
0Active
13Granted
31Portfolio score
Filing activity: Jan 25, 1977 → Jan 6, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4754855A | Apparatus for driving rotary valve of shock absorber | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4475637A | Automatic clutch control system | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US6308115A | Vehicle running condition judgement device | Performing Operations; Transporting | 17 | Expired |
| US6929082B2 | Parking assist apparatus for vehicle and control method of same | Performing Operations; Transporting | 13 | Expired |
| US4055237A | Disc brake for a vehicle | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4466663A | Head-rest for seat of vehicle | Performing Operations; Transporting | 10 | Expired |
| US4927110A | Slide locking device for a car seat | Performing Operations; Transporting | 10 | Expired |
| US4198824A | Sealed fluid reservoir for brake master cylinders | Performing Operations; Transporting | 6 | Expired |
| US5918953A | Antilock brake system control apparatus | Performing Operations; Transporting | 6 | Expired |
| US4649669A | Construction of door frame in motor vehicle door | Performing Operations; Transporting | 5 | Expired |
| US4907784A | Apparatus for successively fusing small particles of nonferrous metal | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4747724A | Link connecting structure | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4301754A | Electric sewing machine | Textiles; Paper | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.