Issued Patents All Time
Showing 1–25 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11141975 | Multilayer structured element substrate, printhead, and printing apparatus | Hidenori Yamato | 2021-10-12 |
| 10814623 | Element substrate and liquid ejection head | Ryo Kasai, Nobuyuki Hirayama, Kengo Umeda, Hidenori Yamato, Makoto Takagi +4 more | 2020-10-27 |
| 10668719 | Recording element substrate, liquid ejection head, and liquid ejection apparatus | Nobuyuki Hirayama, Ryo Kasai, Kengo Umeda, Hidenori Yamato, Masanobu Ohmura +1 more | 2020-06-02 |
| 10596815 | Liquid ejection head and inkjet printing apparatus | Shingo Okushima, Satoshi Oikawa, Satoshi Kimura, Tatsurou Mori, Kengo Umeda | 2020-03-24 |
| 10532565 | Print element substrate, printhead, and printing apparatus | Yohei Osuki, Ryo Kasai, Kengo Umeda, Hidenori Yamato | 2020-01-14 |
| 10479075 | Print head substrate and method of manufacturing the same, and semiconductor substrate | Ryo Kasai, Koichi Ishida | 2019-11-19 |
| 10427400 | Printhead and printing apparatus | Hidenori Yamato, Hideo Kanno, Ryo Kasai, Kengo Umeda | 2019-10-01 |
| 10350884 | Liquid ejecting head and inkjet printing apparatus | Shingo Okushima, Satoshi Oikawa, Satoshi Kimura, Tatsurou Mori, Kengo Umeda | 2019-07-16 |
| 10322578 | Liquid ejection head and liquid ejection apparatus | Tomoko Kudo, Takaaki Yamaguchi, Keiji Tomizawa, Masaki Oikawa, Yoshihiro Hamada | 2019-06-18 |
| 10300698 | Liquid ejection head | Keiji Tomizawa, Akiko Hammura | 2019-05-28 |
| 10286661 | Liquid discharge method and liquid discharge apparatus for heating a liquid through a surface to generate a bubble | Shintaro Kasai, Yoshiyuki Nakagawa, Akira Shibasaki, Ken Tsuchii, Akiko Hammura +2 more | 2019-05-14 |
| 10286660 | Liquid discharge head and liquid discharge apparatus | — | 2019-05-14 |
| 10105949 | Recording element substrate, liquid ejection head, and liquid ejection apparatus | Nobuyuki Hirayama, Ryo Kasai, Kengo Umeda, Hidenori Yamato, Masanobu Ohmura +1 more | 2018-10-23 |
| 10035346 | Element substrate and liquid ejection head | Ryo Kasai, Nobuyuki Hirayama, Kengo Umeda, Hidenori Yamato, Makoto Takagi +4 more | 2018-07-31 |
| 9731504 | Liquid ejection head and liquid ejection apparatus | Takayuki Sekine, Yoshiyuki Nakagawa | 2017-08-15 |
| 9597870 | Inkjet print head | Ken Tsuchii | 2017-03-21 |
| 9168742 | Liquid ejection head | Ken Tsuchii | 2015-10-27 |
| 9102145 | Liquid ejecting head and method for producing the same | Masahiko Kubota, Ryoji Kanri, Akihiko Okano, Atsushi Hiramoto, Yoshiyuki Fukumoto | 2015-08-11 |
| 9096063 | Liquid ejection head and method of manufacturing same | Masahiko Kubota, Ken Tsuchii, Yoshiyuki Nakagawa, Akiko Saito, Shinji Kishikawa +4 more | 2015-08-04 |
| 8991980 | Ink jet print head | Shinji Kishikawa, Ken Tsuchii, Akiko Saito | 2015-03-31 |
| 8926066 | Liquid ejection head | Ken Tsuchii | 2015-01-06 |
| 8820892 | Inkjet printing head substrate, inkjet printing head and inkjet printing apparatus | Akiko Saito | 2014-09-02 |
| 8783833 | Ink jet print head | Ken Tsuchii, Yoshiyuki Nakagawa, Akiko Saito | 2014-07-22 |
| 8757771 | Liquid ejection head and liquid ejecting apparatus | Ken Tsuchii | 2014-06-24 |
| 8746847 | Ink jet print head | Shinji Kishikawa, Ken Tsuchii, Akiko Saito | 2014-06-10 |