Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7768885 | Method for evaluating optical recording medium, optical recording medium, and information-recording/reproducing apparatus | Naoki Kitagaki, Makoto Miyamoto, Satoshi Sukada | 2010-08-03 |
| 7393574 | Information recording medium | Tamotsu Fuchioka, Makoto Miyamoto, Yoshihiro Ikari | 2008-07-01 |
| 7060338 | Phase-change optical recording medium | Yoshihiro Ikari, Akira Kashiwakura, Makoto Miyamoto, Naoki Kitagaki, Yutaka Watanabe +2 more | 2006-06-13 |
| 7033659 | Optical information recording medium and method of recording and reproducing information on and from optical information recording medium | Hiroshi Shirai, Reiji Tamura, Kazuyo Umezawa, Akira Kashiwakura, Kazuyoshi Adachi | 2006-04-25 |