Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733255 | Tube pump and ink jet recording apparatus using the tube pump | Takashi Koase | 2004-05-11 |
| 6578949 | Ink jet recording device and method of driving and controlling the same | Masaru Takahashi, Hitoshi Hayakawa, Kojiro Iizuka, Takashi Akase, Hideki Okumura | 2003-06-17 |