Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6646123 | Pentacyclic Compound | Tsunehiko Soga, Takashi Ishiyama | 2003-11-11 |
| 6552197 | Condensed-hexacyclic compounds and a process therefor | Shinji Kamihara, Kazuaki Kanai, Shigeru Noguchi, Hiroaki Kitaoka | 2003-04-22 |
| 6545151 | Pentacyclic compound | Tsunehiko Soga, Takashi Ishiyama | 2003-04-08 |
| 6504029 | Condensed-hexacyclic compounds and a process therefor | Shinji Kamihara, Kazuaki Kanai, Shigeru Noguchi, Hiroaki Kitaoka | 2003-01-07 |