Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8054533 | Image record medium and image record apparatus | Tsunemasa Mita, Naoki Hiji, Yasunori Saito | 2011-11-08 |
| 8013971 | Display medium | Motohiko Sakamaki, Takehito Hikichi, Koichi Haga, Mamoru Fujita | 2011-09-06 |
| 7948567 | Optically writable display medium and optical writing method | Hideo Kobayashi, Yasuhiro Yamaguchi, Tomozumi Uesaka, Mieko Seki, Hiroe Okuyama | 2011-05-24 |