Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6540322 | Ink jet recording apparatus and ink suction method of the recording head | Minoru Usui, Takahiro Katakura, Tomoaki Takahashi, Kazuhiko Hara | 2003-04-01 |
| 6536861 | Liquid container having liquid consumption detecting device | Minoru Usui, Munehide Kanaya | 2003-03-25 |