Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6626521 | Liquid jet recording head, method for manufacturing same and liquid jet recording apparatus | — | 2003-09-30 |
| 6616269 | Substrate for ink jet print head, ink jet print head and manufacturing methods therefor | — | 2003-09-09 |
| 6557989 | Print head and ink jet printing apparatus | Toshiaki Hirosawa, Riichi Saito, Shogo Kawamura, Toshimori Miyakoshi | 2003-05-06 |
| 6502927 | Ink jet recording head having two or more pillars for each nozzle | — | 2003-01-07 |