Sumio Takeishi
1Patents
1h-index
3Co-inventors
25Inventor score
Filing activity: Dec 21, 1988 → Dec 21, 1988
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4971213A | Plastic cap | Emerging Cross-Sectional Technologies | 21 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.