Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675023 | Chromone derivative, and aldose reductase inhibitor comprising said compound as active component | Yasushi Igarashi, Takuji Yamaguchi, Yoshimitsu Ogawa, Mika Tomita, Toshitsugu Sato +1 more | 1997-10-07 |
| 5647897 | Ink composition for ink jet recording | Yasuhiro Ouki, Miharu Kanaya, Kiyohiko Takemoto, Masaaki Itano | 1997-07-15 |
| 5627204 | Chromone derivative, and aldose reductase inhibitor comprising said compound as active component | Yasushi Igarashi, Takuji Yamaguchi, Yoshimitsu Ogawa, Mika Tomita, Toshitsugu Sato +1 more | 1997-05-06 |
| 5616174 | Ink composition and ink jet recording method using the same | Miharu Kanaya, Akio Owatari, Junko Takatsuna, Masahiro Yatake, Takashi Ono +2 more | 1997-04-01 |