Akira Ohtsuka
1Patents
0h-index
6Co-inventors
19Inventor score
Filing activity: Aug 28, 1990 → Aug 28, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5122197A | Method of producing cast-iron product | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.