Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6685300 | Device and method for driving ink jet printing head capable of attaining both high quality printing and reduction of ink consumption | Masakazu Okuda | 2004-02-03 |
| 6682175 | Ink jet recording head and ink jet recording apparatus | Yasuhiro Otsuka, Kazuhiko Hayashi, Masakazu Okuda | 2004-01-27 |