Sigeo Maruyama
1Patents
1h-index
4Co-inventors
25Inventor score
Filing activity: Jun 15, 1989 → Jun 15, 1989
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5014258A | Disc player having means for preventing disc magazine from being inserted upsidedown | Physics | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.