Yoichi Ishijima
2Patents
2h-index
2Co-inventors
24Inventor score
Filing activity: Mar 21, 1975 → Mar 21, 1975
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3982972A | Semihard magnetic alloy and a process for the production thereof | Electricity | 12 | Expired |
| US3989556A | Semihard magnetic alloy and a process for the production thereof | Chemistry; Metallurgy | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.