Kazumi Yoshioka
11Patents
6h-index
10Co-inventors
55Inventor score
Filing activity: Jul 30, 1990 → Aug 1, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5194363A | Optical recording medium and production process for the medium | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5191565A | Optical information recording medium | Physics | 19 | Expired |
| US5151295A | Process for manufacturing an optical recording medium | Physics | 10 | Expired |
| US5230973A | Method of recording and erasing information in an erasible optical recording medium | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5989654A | Method for manufacturing an optical information recording medium | Physics | 8 | Expired |
| US5665520A | Optical recording medium | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5439752A | Optical recording medium and reflecting film for use therein | Emerging Cross-Sectional Technologies | 5 | Expired |
| USRE36383E | Optical recording medium and production process for the medium | General | 4 | Expired |
| US5674649A | Method of recording information | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5753334A | Optical recording medium | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5587216A | Optical recording medium | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.