Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638103 | Method for recording and reproducing information, apparatus therefor and recording medium | Hiroyuki Obata, Hiroshi Mohri, Masato Koike, Hideaki Amano, Norikazu Saito +5 more | 1997-06-10 |
| 5635971 | Recording medium including latent image charge trap and methods involving same | Yoshiaki Tsuruoka, Masayuki Iijima, Kayoko Sugiyama | 1997-06-03 |