Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8000198 | Phase-change type optical recording medium and reproduction method and apparatus for such a recording medium | Michiaki Shinotsuka, Masaru Shinkai, Hiroyoshi Sekiguchi, Eiko Hibino, Masaki Kato +1 more | 2011-08-16 |
| 7894315 | Optical disk, recording method, recording medium, and optical disk unit, for recording information on multilayer optical disk | Masaki Kato, Kazunori Ito, Michiaki Shinotsuka, Eiko Hibino, Masaru Shinkai +1 more | 2011-02-22 |