Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12374414 | Semiconductor device, liquid discharge head, and liquid discharge apparatus | Toshio Negishi, Yasuhiro Soeda | 2025-07-29 |
| 11383515 | Element substrate, liquid discharge head, and printing apparatus | Yohei Osuki | 2022-07-12 |
| 11338581 | Element substrate, liquid discharge head, and printing apparatus | Yohei Osuki | 2022-05-24 |
| 10882314 | Liquid ejection head, method for producing liquid ejection head, and liquid ejection apparatus | Mineo Shimotsusa, Shinya Iwahashi, Ichiro Saito | 2021-01-05 |
| 10814623 | Element substrate and liquid ejection head | Ryo Kasai, Nobuyuki Hirayama, Masataka Sakurai, Kengo Umeda, Hidenori Yamato +4 more | 2020-10-27 |
| 10766255 | Element substrate | Shinya Iwahashi, Mineo Shimotsusa | 2020-09-08 |
| 10493774 | Element substrate, manufacturing method thereof, printhead, and printing apparatus | Hideo Kanno, Nobuyuki Hirayama | 2019-12-03 |
| 10035346 | Element substrate and liquid ejection head | Ryo Kasai, Nobuyuki Hirayama, Masataka Sakurai, Kengo Umeda, Hidenori Yamato +4 more | 2018-07-31 |
| 9816195 | Reproduction method of liquid ejecting head | Kenji Takahashi, Ichiro Saito, Yuzuru Ishida, Maki Kato, Norihiro Yoshinari | 2017-11-14 |
| 9427953 | Method of manufacturing liquid ejection head | Kazuaki Shibata, Makoto Sakurai, Yuzuru Ishida | 2016-08-30 |
| 9381741 | Inkjet printhead substrate, method of manufacturing the same, and inkjet printhead | Souta Takeuchi, Soichiro Nagamochi, Shuichi Tamatsukuri, Kenji Takahashi | 2016-07-05 |
| 9333746 | Ink jet recording head substrate, method for manufacturing the same, and ink jet recording head | Soichiro Nagamochi, Shuichi Tamatsukuri, Souta Takeuchi, Kenji Takahashi, Hirokazu Komuro +3 more | 2016-05-10 |
| 9308722 | Liquid ejection head and liquid ejection apparatus | Yuzuru Ishida, Norihiro Yoshinari, Ichiro Saito, Maki Kato, Kenji Takahashi +1 more | 2016-04-12 |
| 9266331 | Manufacturing method of substrate for liquid ejection head | Hirokazu Komuro, Yuzuru Ishida, Kazuaki Shibata, Makoto Sakurai | 2016-02-23 |
| 9216575 | Recording-element substrate and liquid ejection apparatus | Shuichi Tamatsukuri, Makoto Sakurai, Masaya Uyama | 2015-12-22 |
| 9114612 | Liquid ejecting head, substrate for liquid ejecting head, and printing apparatus | Maki Kato, Takahiro Matsui, Nobuyuki Hirayama, Ichiro Saito, Yuzuru Ishida +2 more | 2015-08-25 |
| 9090112 | Liquid discharge device and cleaning method for liquid discharge head | Ichiro Saito, Maki Kato, Yuzuru Ishida, Kenji Takahashi, Norihiro Yoshinari | 2015-07-28 |
| 8691101 | Method for manufacturing ejection element substrate | Souta Takeuchi, Hirokazu Komuro | 2014-04-08 |
| 8322829 | Liquid discharge head substrate and manufacturing method thereof, and liquid discharge head using liquid discharge head substrate and manufacturing method thereof | Hirokazu Komuro, Souta Takeuchi, Takahiro Matsui, Takuya Hatsui | 2012-12-04 |
| 8312628 | Liquid discharge head and method for manufacturing the same | Hirokazu Komuro, Takuya Hatsui, Yuzuru Ishida | 2012-11-20 |
| 8291576 | Method of manufacturing liquid ejection head | Satoshi Ibe, Hirokazu Komuro, Takuya Hatsui | 2012-10-23 |
| 8177988 | Method for manufacturing liquid discharge head | Hiroto Komiyama, Hirokazu Komuro, Satoshi Ibe, Takuya Hatsui, Keisuke Kishimoto +1 more | 2012-05-15 |
| 8152279 | Liquid ejection head having substrate with nickel-containing layer | Hirokazu Komuro, Satoshi Ibe, Takuya Hatsui | 2012-04-10 |
| 8075107 | Liquid ejection head | Takuya Hatsui, Hirokazu Komuro, Satoshi Ibe | 2011-12-13 |