Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479123 | Dipyrromethene-metal chelate compound and optical recording medium using thereof | Taizo Nishimoto, Hisashi Tsukahara, Akira Ogiso, Tsutami Misawa, Tadashi Koike | 2002-11-12 |