Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815381 | Fibrous material, production process of the fibrous material, ink-absorbing, treating process of the ink-absorbing member, ink tank container and ink cartridge | Hajime Yamamoto, Eiichiro Shimizu, Keiichiro Tsukuda, Yuji Hamasaki, Jun Hinami +2 more | 2004-11-09 |
| 6719416 | Ink container package | Hiromasa Anma, Masanori Takenouchi, Yasuo Kotaki | 2004-04-13 |
| 6706104 | Ink set, ink jet recording method, recording unit, ink cartridge, ink jet recording apparatus, bleed-alleviating method, and method for improving fixability of black image | Hiroyuki Takuhara, Kumiko Mafune, Hisashi Teraoka, Yoichi Takada, Noriyasu Asaki +2 more | 2004-03-16 |
| 6702882 | Ink set, ink jet recording method, recording unit, ink cartridge and ink jet recording apparatus | Yuko Yakushigawa, Kumiko Mafune, Hisashi Teraoka, Tsuyoshi Kanke | 2004-03-09 |