Issued Patents 2004
Showing 1–5 of 5 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, Yoshihisa Takizawa, Keiichiro Tsukuda, Yuji Hamasaki +2 more | 2004-11-09 |
| 6796645 | Surface reformed fiber body, liquid container using fiber absorber, and method of producing fiber absorber for use in liquid ejection | Hiroki Hayashi, Sadayuki Sugama, Shozo Hattori, Hajime Yamamoto, Eiichiro Shimizu +2 more | 2004-09-28 |
| 6709092 | Recording liquid feed path, recording liquid container, and recording liquid feed device having same, as well as surface modifying method for the recording liquid feed device | Hiroki Hayashi, Sadayuki Sugama, Shozo Hattori, Hajime Yamamoto, Eiichiro Shimizu +2 more | 2004-03-23 |
| 6706105 | Aqueous ink, ink-jet recording method, recording unit, ink cartridge, ink set, and ink-jet recording apparatus | Yuko Takada, Tomonari Watanabe | 2004-03-16 |
| 6692115 | Liquid container, liquid supply system and liquid discharge recording apparatus | Sadayuki Sugama, Hiroki Hayashi | 2004-02-17 |