Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7405030 | Imide compound and optical recording media made by using the same | Akira Ogiso, Tsutomu Ishida, Hisashi Tsukahara, Tsutami Misawa, Koji Inoue +4 more | 2008-07-29 |
| 7259260 | Imide compound and optical recording media made by using the same | Akira Ogiso, Tsutomu Ishida | 2007-08-21 |