Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6802602 | Ink cartridge and ink jet record apparatus using ink cartridge | Kenji Tsukada, Satoshi Shinada | 2004-10-12 |
| 6722762 | Ink-jet recording device and ink cartridge | Hisashi Miyazawa, Satoshi Shinada | 2004-04-20 |