Hiroko Tashiro
12Patents
6h-index
18Co-inventors
55Inventor score
Filing activity: Nov 25, 1998 → Jul 21, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6426936B1 | Phase-change medium usable in phase-difference tracking | Physics | 32 | Expired |
| US6548137B2 | Phase-change optical recording medium and recording method and apparatus for the same | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6177167A | Optical information recording medium | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6391417B1 | Optical information recording medium | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6841049B2 | OPTICAL DEVICE SUBSTRATE FILM-FORMATION APPARATUS, OPTICAL DISK SUBSTRATE FILM-FORMATION METHOD, SUBSTRATE HOLDER MANUFACTURE METHOD, SUBSTRATE HOLDER, OPTICAL DISK AND A PHASE-CHANGE RECORDING TYPE OF OPTICAL DISK | Emerging Cross-Sectional Technologies | 19 | Expired |
| US7260053B2 | Optical recording medium, process for manufacturing the same, sputtering target for manufacturing the same, and optical recording process using the same | Physics | 6 | Expired |
| US6741545B2 | Phase-change medium usable in phase-difference tracking | Physics | 3 | Expired |
| US6777057B2 | Phase-change optical recording medium and recording method and apparatus for the same | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6884488B2 | Phase-change optical recording medium and recording method and apparatus for the same | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7273534B2 | Optical device substrate film-formation apparatus, optical disk substrate film-formation method, substrate holder manufacture method, substrate holder, optical disk and a phase-change recording type of optical disk | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7102977B2 | Phase-change optical recording medium and recording method and apparatus for the same | Emerging Cross-Sectional Technologies | 0 | Expired |
| US7366075B2 | Phase-change optical recording medium and recording method and apparatus for the same | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.