Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10222358 | Gas detection sheet | Tomohiko Kato, Takayuki Maruyama | 2019-03-05 |
| 8343691 | Hologram recording material and hologram recording medium | Tetsuro Mizushima, Jiro Yoshinari, Takuya Tsukagoshi, Hideaki Miura, Hideki Sunohara | 2013-01-01 |
| 7838097 | Hardcoat agent composition and optical information medium thereof | Naoki Hayashida, Hidetake Itoh, Kazushi Tanaka | 2010-11-23 |
| 7632874 | Hardcoat agent composition and optical information medium thereof | Naoki Hayashida, Hidetake Itoh, Kazushi Tanaka | 2009-12-15 |
| 7153558 | Optical information medium and production method therefor | Naoki Hayashida, Kazushi Tanaka | 2006-12-26 |