Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6713160 | Ink jet recording material | Ryu Kitamura, Eriko Endo, Kazuaki Ohshima | 2004-03-30 |
| 6689432 | Ink jet recording material | Ryu Kitamura, Eriko Endo, Kazuaki Ohshima, Shunichiro Mukoyoshi, Tetsuo Tsuchida | 2004-02-10 |