Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977018 | Optical information recording medium and its manufacturing method and apparatus | Hidemi Isomura, Hideo Matsumoto, Kazuhiro Hayashi, Kazuya Hisada, Kazuo Inoue | 2005-12-20 |
| 6975579 | Optical information recording medium and optical information recording and reproducing apparatus | Kenichi Nishiuchi, Naoyasu Miyagawa, Nobuo Akahira | 2005-12-13 |
| 6887547 | Optical information recording medium | Keiji Nishikiori | 2005-05-03 |
| 6863946 | Optical information recording medium, method for manufacturing the same, and method for recording and/or reproducing optical information | Kazuya Hisada, Kazuhiro Hayashi | 2005-03-08 |