Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6761438 | Ink pump selective driver and ink jet printer incorporating the same | Kazuhiko Sato, Hiroshi Narita | 2004-07-13 |
| 6739696 | Apparatus and method for cleaning ink jet printer | Noboru Otsuki | 2004-05-25 |
| 6695430 | Maintenance apparatus and printer using the same | Noboru Otsuki | 2004-02-24 |