Issued Patents All Time
Showing 51–65 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742881 | Ink container | Yasuo Kotaki, Shuzo Iwanaga | 2004-06-01 |
| 6652702 | Ink jet recording head and method for manufacturing ink jet recording head | Kyota Miyazaki, Toshiaki Hirosawa, Osamu Morita, Osamu Sato, Shuzo Iwanaga | 2003-11-25 |
| 6652949 | Method for producing fiber laminate, fiber laminate produced by the method, liquid reservoir containing the fiber laminate, and liquid-jet head cartridge having the reservoir | Shuzo Iwanaga, Hajime Yamamoto, Eiichiro Shimizu, Kenji Kitabatake | 2003-11-25 |
| 6641763 | Fibrous aggregate forming method | Masao Nakamura, Tetsuya Hase, Haruo Morita, Hajime Yamamoto, Eiichiro Shimizu +1 more | 2003-11-04 |
| 6592215 | Liquid ejection recording head | Toshiaki Hirosawa, Taiji Yoshinari, Akifumi Kanno | 2003-07-15 |
| 6592202 | Liquid ejection recording head and liquid ejection type recording device | Mineo Kaneko | 2003-07-15 |
| 6527381 | Liquid container, liquid ejection mechanism and liquid ejection apparatus | Eiichiro Shimizu, Shuzo Iwanaga | 2003-03-04 |
| 6502931 | Liquid container | Shozo Hattori, Hajime Yamamoto, Eiichiro Shimizu, Jun Hinami, Shuzo Iwanaga | 2003-01-07 |
| 6419349 | Liquid storage container, liquid ejecting device and liquid ejecting apparatus | Shuzo Iwanaga | 2002-07-16 |
| 6416173 | Capped liquid container and a cap | Hajime Kishida, Osamu Sato | 2002-07-09 |
| 6382786 | Liquid storing container having improved internal structure, liquid ejection head cartridge using the same container, and liquid ejection recording apparatus | Shuzo Iwanaga, Eiichiro Shimizu | 2002-05-07 |
| 6361136 | Detection system, liquid-jet printing apparatus and liquid container | Itaru Watanabe, Shinji Takagi, Soichi Hiramatsu, Osamu Sato | 2002-03-26 |
| D451541 | Ink cartridge with printing head for printer | Toshiaki Hirosawa, Kyota Miyazaki, Shuzo Iwanaga | 2001-12-04 |
| 6244695 | Liquid tank | — | 2001-06-12 |
| 6145972 | Container for liquid to be ejected | Hajime Kishida, Osamu Sato, Ken Tsuchii, Kazuhiro Nakajima | 2000-11-14 |