Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12160951 | Flexible printed circuit board and print head | Takamitsu Tokuda, Satoshi Kimura | 2024-12-03 |
| 10538084 | Ink ejection head | Takuya Iwano, Takamitsu Tokuda | 2020-01-21 |
| 9975334 | Liquid discharging head, liquid discharging apparatus, and liquid suction method | Masaki Oikawa | 2018-05-22 |
| 9969163 | Liquid discharge head | Chiaki Muraoka, Keiji Tomizawa | 2018-05-15 |
| 9889650 | Liquid ejecting head, ejecting element substrate and liquid ejecting apparatus | Keiji Tomizawa | 2018-02-13 |
| 9731503 | Liquid discharge head and liquid discharge apparatus using the same | Keiji Tomizawa, Chiaki Muraoka | 2017-08-15 |
| 9676181 | Method for controlling liquid ejection head and liquid ejecting apparatus | Keiji Tomizawa, Chiaki Muraoka | 2017-06-13 |
| 9630409 | Liquid discharge head | Yoshihiro Hamada, Masaki Oikawa, Hiroshi Yamada, Atsushi Omura, Tomotsugu Kuroda +2 more | 2017-04-25 |
| 9233536 | Liquid ejection head, liquid ejection apparatus, and method of manufacturing liquid ejection head | Keiji Tomizawa, Takuya Iwano | 2016-01-12 |
| 9156263 | Liquid ejection head and method of producing the same | Takuya Iwano, Keiji Tomizawa | 2015-10-13 |
| 8985721 | Printing apparatus and aging method | Keiji Tomizawa, Chiaki Muraoka | 2015-03-24 |
| 8945817 | Process for producing chip | Keiji Tomizawa, Chiaki Muraoka | 2015-02-03 |
| 8936350 | Print head and inkjet printing apparatus | Yasunori Takei, Kenji Yabe, Ken Ikegame, Isamu Horiuchi, Hyou Takahashi | 2015-01-20 |
| 8877431 | Process for producing liquid ejection head | Chiaki Muraoka, Keiji Tomizawa | 2014-11-04 |
| 8827422 | Liquid ejection head and method of production thereof | Yasunori Takei, Kenji Yabe, Isamu Horiuchi, Hyo Takahashi, Ken Ikegame | 2014-09-09 |
| 8785110 | Liquid ejection head and method of manufacturing the same | Yasunori Takei, Kenji Yabe, Isamu Horiuchi, Hyou Takahashi, Ken Ikegame | 2014-07-22 |
| 8746845 | Liquid ejection head, and recording method and suction method using the liquid ejection head | — | 2014-06-10 |
| 8703398 | Method of manufacturing liquid ejection head | Ken Ikegame, Isamu Horiuchi, Hyo Takahashi, Yasunori Takei, Kenji Yabe | 2014-04-22 |
| 8544977 | Liquid discharge head | — | 2013-10-01 |
| 8336989 | Ink jet recording apparatus | Michinari Mizutani | 2012-12-25 |