Yoichiro Sugino
3Patents
2h-index
7Co-inventors
37Inventor score
Filing activity: Sep 21, 1988 → Apr 23, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4963930A | Developing apparatus capable of preventing leakage of a developer | Physics | 12 | Expired |
| US7221510B2 | Method of producing polarizing film, polarizing film and image display device using the same | Physics | 3 | Expired |
| US4914458A | Image forming apparatus | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.