Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6570687 | Optical packet exchange system and optical switch | Soichiro Araki, Yoshihiko Suemura, Seigo Takahashi, Yoshiharu Maeno, Naoya Henmi | 2003-05-27 |
| 6538161 | Fluorescent substances | Tadao Nakaya, Takao Yamauchi, Hidemasa Mouri | 2003-03-25 |
| 6528657 | Fluorescent carbazole derivative | Tadao Nakaya, Takao Yamauchi, Hidemasa Mouri | 2003-03-04 |