Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6460981 | Ink jet recording head having spacer with etched pressurizing chambers and ink supply ports | Shinji Yasukawa, Minoru Usui, Takahiro Naka, Tsuyoshi Kitahara, Noriaki Okazawa | 2002-10-08 |