Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6540344 | Ink-jet ink, ink set, method for ink-jet printing, ink-jet printing apparatus, ink-jet printing unit and ink cartridge | Akio Kashiwazaki, Katsuhiro Shirota, Noribumi Koitabashi, Hitoshi Tsuboi, Yasunori Fujimoto | 2003-04-01 |
| 6533407 | Ink, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus | Katsuhiro Shirota, Noribumi Koitabashi, Akio Kashiwazaki | 2003-03-18 |