Ryusuke Hamanaka
1Patents
1h-index
7Co-inventors
25Inventor score
Filing activity: Mar 15, 1993 → Mar 15, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5364449A | Process for refining crude material for copper or copper alloy | Chemistry; Metallurgy | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.