Issued Patents All Time
Showing 76–100 of 105 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8025372 | Ink jet printer | Takaichiro Umeda, Fumio Nakazawa, Kosuke Nukui | 2011-09-27 |
| 8007091 | Ink supply device | Hiroaki Yazawa | 2011-08-30 |
| 7997707 | Liquid ejection device | Yoichiro Shimizu | 2011-08-16 |
| 7985312 | Ultrasonic welding apparatus and method for producing welded product | Yoichiro Shimizu, Akihiko Taniguchi, Koichiro Hara | 2011-07-26 |
| 7934820 | Ink cartridge and ink filling method therefor | — | 2011-05-03 |
| 7887168 | Liquid droplet jetting apparatus and method of exchanging main tank | Yoichiro Shimizu | 2011-02-15 |
| 7824024 | Liquid discharge device | Takaichiro Umeda, Fumio Nakazawa, Kosuke Nukui | 2010-11-02 |
| 7690754 | Inkjet printer head and inkjet printer | Seiji Shimizu | 2010-04-06 |
| 7651184 | Liquid droplet ejecting apparatus | Takamasa Usui, Naoya Okazaki | 2010-01-26 |
| 7562972 | Ink cartridges having signal blocking portions | Shingo Hattori | 2009-07-21 |
| 7530680 | Ink cartridges having signal blocking portions | Shingo Hattori | 2009-05-12 |
| 7452060 | Ink-jet printing unit having plate-stacked type printing head and method of producing the same | Atsushi Ito, Kazuaki Iwatsuki | 2008-11-18 |
| 7399070 | Ink jet printer | Masayuki Takata, Takamasa Usui, Bing Wang, Yoichiro Shimizu, Naoya Okazaki | 2008-07-15 |
| 7284806 | Ink-jet recording apparatus and method of introducing ink in the same | — | 2007-10-23 |
| 7258423 | Recording head unit, method of manufacturing the same, and recording apparatus using the unit | — | 2007-08-21 |
| 7252369 | Inkjet printer head and inkjet printer | Seiji Shimizu | 2007-08-07 |
| 7198351 | Ink jet recording apparatus | Bing Wang, Masayuki Arakawa | 2007-04-03 |
| 7059703 | Ink jet recording head | — | 2006-06-13 |
| 7040737 | Ink jet recording device | Masayuki Takata, Yoichiro Shimizu | 2006-05-09 |
| 6746100 | Ink jet recording apparatus and maintenance method | Koji Imai | 2004-06-08 |
| 6742882 | Air purge device for ink jet recording apparatus | — | 2004-06-01 |
| 6520633 | Ink-jet recording apparatus | — | 2003-02-18 |
| 6386677 | Ink jet recorder, recording method and purging method | Koji Imai | 2002-05-14 |
| 6312087 | System for purging an ink jet recorder | Koji Imai | 2001-11-06 |
| 6283573 | Ink jet-type printer control with ink purging function | — | 2001-09-04 |