Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662997 | Ink jet recording film comprising cation-modified polyvinyl alcohol and recording method using the same | Hiroyuki Onishi, Junichi Iida | 1997-09-02 |
| 5616174 | Ink composition and ink jet recording method using the same | Miharu Kanaya, Junko Takatsuna, Masahiro Yatake, Hiroko Hayashi, Takashi Ono +2 more | 1997-04-01 |