Issued Patents All Time
Showing 26–50 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8132895 | Printhead substrate, printhead, head cartridge, and printing apparatus | Keiji Tomizawa | 2012-03-13 |
| 8100505 | Liquid ejecting head and manufacturing dimension control method | Tomotsugu Kuroda, Toru Yamane, Mikiya Umeyama, Yuichiro Akama, Chiaki Muraoka +1 more | 2012-01-24 |
| 8087759 | Print head with offset ejection ports | Keiji Tomizawa, Mikiya Umeyama, Toru Yamane, Yuichiro Akama, Chiaki Muraoka +3 more | 2012-01-03 |
| 7963635 | Inkjet print head | Keiji Tomizawa, Mikiya Umeyama, Toru Yamane, Chiaki Muraoka, Yuichiro Akama +1 more | 2011-06-21 |
| 7963633 | Ink jet recording head and ink jet recording apparatus | Mineo Kaneko, Ken Tsuchii, Toru Yamane, Keiji Tomizawa, Mitsuhiro Matsumoto +3 more | 2011-06-21 |
| 7938511 | Liquid ejection head, inkjet printing apparatus and liquid ejecting method | Keiji Tomizawa, Mikiya Umeyama, Toru Yamane, Chiaki Muraoka, Yuichiro Akama +1 more | 2011-05-10 |
| 7832843 | Liquid jet head | Mineo Kaneko, Ken Tsuchii, Toru Yamane, Keiji Tomizawa, Mitsuhiro Matsumoto +3 more | 2010-11-16 |
| 7784904 | Liquid jet head | Shuichi Ide, Mineo Kaneko, Ken Tsuchii, Toru Yamane, Keiji Tomizawa +2 more | 2010-08-31 |
| 7771026 | Ink jet recording head and liquid jetting method | Shuichi Ide, Mineo Kaneko, Ken Tsuchii, Toru Yamane, Keiji Tomizawa +3 more | 2010-08-10 |
| 7735962 | Ink jet print head | Mitsuhiro Matsumoto, Mineo Kaneko, Ken Tsuchii, Toru Yamane, Keiji Tomizawa +3 more | 2010-06-15 |
| 7695088 | Ink jet printing apparatus and ink jet printing method | Toru Yamane, Mineo Kaneko, Ken Tsuchii, Keiji Tomizawa, Mitsuhiro Matsumoto +2 more | 2010-04-13 |
| 7591537 | Ink jet recording head | Ken Tsuchii, Mineo Kaneko, Toru Yamane, Keiji Tomizawa, Mitsuhiro Matsumoto +2 more | 2009-09-22 |
| 7585056 | Liquid discharge head | — | 2009-09-08 |
| 7527352 | Ink jet recording head and ink discharge method | Mineo Kaneko, Ken Tsuchii, Keiichiro Tsukuda, Kenji Yabe | 2009-05-05 |
| 7387371 | Liquid discharge head | — | 2008-06-17 |
| 7287838 | Liquid discharge head having protective film for heating element and substrate therefor | Ken Tsuchii, Mineo Kaneko | 2007-10-30 |
| 7216961 | Ink jet head having heat accumulation layer and protection film method of driving thereof and ink jet recording apparatus provided therewith | Mineo Kaneko | 2007-05-15 |
| 7172268 | Ink jet head, method for driving the same, and ink jet recording apparatus | — | 2007-02-06 |
| 7172264 | Ink jet recording heat and ink discharge method | Mineo Kaneko, Ken Tsuchii, Keiichiro Tsukuda, Kenji Yabe | 2007-02-06 |
| 7077503 | Ink jet head | Mineo Kaneko, Ken Tsuchii, Keiichiro Tsukuda, Kenji Yabe | 2006-07-18 |
| 6988786 | Ink jet recording head and ink discharge method | Mineo Kaneko, Ken Tsuchii, Keiichiro Tsukuda, Kenji Yabe | 2006-01-24 |
| 6984025 | Ink jet head | Mineo Kaneko, Ken Tsuchii, Keiichiro Tsukuda, Kenji Yabe | 2006-01-10 |
| 6976748 | Ink jet head and printer | Kenji Yabe, Mineo Kaneko, Ken Tsuchii, Nobuyuki Hirayama | 2005-12-20 |
| 6871927 | Image printing apparatus and control method therefor | — | 2005-03-29 |
| 6830317 | Ink jet recording head | Ken Tsuchii, Mineo Kaneko, Keiichiro Tsukuda, Kenji Yabe, Keiji Tomizawa | 2004-12-14 |