Osamu Tsukamoto
6Patents
3h-index
14Co-inventors
50Inventor score
Filing activity: Feb 7, 1989 → May 27, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5015130A | Contour profiling machine | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5820300A | CO.sub.2 sea bottom throw-away system | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5313400A | Tracing method | Physics | 6 | Expired |
| US5550330A | Digitizing control apparatus | Physics | 3 | Expired |
| US7662245B2 | Steering rack comprising steel bar with rack teeth | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5544491A | Abyssal casting apparatus for liquefied carbonated gas | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.