Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6979365 | Ink set | Isao Tsuru | 2005-12-27 |
| 6933330 | Water-based ink | Yuki Hidaka | 2005-08-23 |
| 6852777 | Water-based ink for ink-jet recording | Yukihiro Nakano, Isao Tsuru, Kohji Azuma, Michitaka Sawada | 2005-02-08 |