Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6872823 | Process for producing benzoxazine derivative and production intermediate thereof | Kouji Sato, Katsuhiko Okano, Keiji Nakayama, Akihiro Imura, Mikihiro Itoh +3 more | 2005-03-29 |