Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6968723 | Method of punching small hole and method of manufacturing liquid ejection head using the same | Nagamitsu Takashima, Kazushige Hakeda, Ryoji Uesugi | 2005-11-29 |
| 6874863 | Liquid ejection head | Minoru Usui | 2005-04-05 |