Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690723 | Ink composition suitable for ink jet recording | Yukari Sano, Kazuaki Watanabe, Kiyohiko Takemoto | 1997-11-25 |
| 5616174 | Ink composition and ink jet recording method using the same | Miharu Kanaya, Akio Owatari, Masahiro Yatake, Hiroko Hayashi, Takashi Ono +2 more | 1997-04-01 |