Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7060338 | Phase-change optical recording medium | Yoshihiro Ikari, Makoto Miyamoto, Makoto Iimura, 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, Makoto Iimura, Kazuyoshi Adachi | 2006-04-25 |
| 5590097 | Magnetooptic recording medium | Katsusuke Shimazaki, Masafumi Yoshihiro, Shin-Itsu Kinoshita, Norio Oota, Hisanori Sugiyama | 1996-12-31 |