Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703868 | Optical information recording medium having discernible obverse and reverse sides | Yoshikazu Kato | 1997-12-30 |
| 5665176 | n-Type thermoelectric materials | Kazuhiko Shinohara, Keiko Ikoma, Fumio Munakata | 1997-09-09 |
| 5631314 | Liquid coating composition for use in forming photoresist coating films and photoresist material using said composition | Kazumasa Wakiya, Toshimasa Nakayama | 1997-05-20 |