Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6197225 | Chromene compound | Tadashi Hara, Yuichiro Kawabata, Junji Momoda, Hironobu Nagoh | 2001-03-06 |
| 6110400 | Fulgimide compound and use thereof and composition containing said compound | Hironobu Nagoh, Junji Momoda | 2000-08-29 |
| 6022496 | Chromene compound | Yuichiro Kawabata, Tadashi Hara | 2000-02-08 |
| 5932725 | Chromene compound | Yuichiro Kawabata, Tadashi Hara | 1999-08-03 |
| 5708063 | Photochromic compound | Satoshi Imura, Takashi Kobayakawa | 1998-01-13 |
| 5631382 | Fulgimide compound | Takashi Kobayakawa | 1997-05-20 |