Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8075974 | Optical recording medium | Hiroshi Deguchi, Hiroko Ohkura, Kazunori Ito, Hajime Yuzurihara, Hiroyuki Iwasa | 2011-12-13 |
| 8017209 | Optical recording medium | Hiroko Ohkura, Hiroshi Deguchi, Kazunori Ito | 2011-09-13 |
| 8000198 | Phase-change type optical recording medium and reproduction method and apparatus for such a recording medium | Michiaki Shinotsuka, Masaru Shinkai, Hiroyoshi Sekiguchi, Masaki Kato, Katsuyuki Yamada +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, Katsuyuki Yamada, Kazunori Ito, Michiaki Shinotsuka, Masaru Shinkai +1 more | 2011-02-22 |