Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6805438 | Ink jet printer | Hikaru Kaga, Seiji Shimizu, Katsunori Nishida, Takamasa Usui | 2004-10-19 |
| 6802601 | Ink cartridge | Toyonori Sasaki | 2004-10-12 |
| 6742877 | Ink-jet recording apparatus | Takamasa Usui, Hikaru Kaga | 2004-06-01 |