Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6398336 | Ink jet recording apparatus and maintenance method therefor | Yukihiro Hanaoka | 2002-06-04 |
| 6364448 | Ink jet printer and ink priming method therefor | Atsushi Nishioka, Yukihiro Hanaoka | 2002-04-02 |