Yonosuke Tsuka
1Patents
1h-index
4Co-inventors
25Inventor score
Filing activity: Mar 2, 1987 → Mar 2, 1987
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4724196A | Silver halide photographic lith material | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.