Shiro Ishikawa
5Patents
4h-index
13Co-inventors
50Inventor score
Filing activity: Nov 24, 1992 → Apr 5, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6024088A | Breath synchronization control unit for gas feeder | Human Necessities | 14 | Expired |
| US6547443B2 | Tapered roller bearing | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5313894A | Structure of incinerator plant | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7419306B2 | Bearing unit for railway carriages | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US8636420B2 | Roller bearing and bearing structure | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.