Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6805438 | Ink jet printer | Hikaru Kaga, Seiji Shimizu, Tsuyoshi Suzuki, Takamasa Usui | 2004-10-19 |
| 6793332 | Ink housing device effectively preventing ink leakage | Hikaru Kaga | 2004-09-21 |
| 6786584 | Ink housing device reliably preventing ink leakage | Hikaru Kaga | 2004-09-07 |