Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11701888 | Container for liquid replenishment and liquid replenishment structure | — | 2023-07-18 |
| 11351779 | Liquid ejection head | — | 2022-06-07 |
| 11135841 | Liquid discharge head and manufacturing method of the same | Masafumi Morisue, Koji Sasaki, Seiichiro Yaginuma, Shinji Kishikawa | 2021-10-05 |
| 11110719 | Liquid discharge head | Koji Sasaki, Masafumi Morisue, Seiichiro Yaginuma, Shinji Kishikawa | 2021-09-07 |
| 10538090 | Method for manufacturing perforated substrate, method for manufacturing liquid ejection head, and method for detecting flaw | Seiichiro Yaginuma, Masaya Uyama | 2020-01-21 |
| 10500861 | Method for manufacturing liquid ejection head | Kunihito Uohashi, Shingo Nagata, Kenji Fujii, Jun Yamamuro, Koji Sasaki +4 more | 2019-12-10 |
| 10365563 | Film formation method, dry film manufacturing method and liquid ejection head manufacturing method | Seiichiro Yaginuma, Shingo Nagata | 2019-07-30 |
| 10274826 | Method for imparting water repellency to surface of member | Yoshinori Tagawa, Shingo Nagata, Hiroyuki Murayama, Shuhei Oya, Makoto Watanabe | 2019-04-30 |
| 9266330 | Process for producing a semiconductor chip | Kenji Fujii, Mitsuru Chida, Makoto Watanabe, Toshiaki Kurosu, Takanobu Manabe | 2016-02-23 |
| 9162459 | Liquid ejection head | Yoshinori Tagawa, Jun Yamamuro, Kenji Fujii, Mitsuru Chida, Makoto Watanabe +2 more | 2015-10-20 |
| 9146461 | Method of making nozzle chip | Takanobu Manabe, Toshiaki Kurosu, Makoto Watanabe, Hiroyuki Murayama | 2015-09-29 |
| 9114614 | Liquid ejection head | Yoshinori Tagawa, Jun Yamamuro | 2015-08-25 |
| 9102149 | Liquid ejection head | Yoshinori Tagawa, Toshiaki Kurosu, Hiroyuki Murayama, Makoto Watanabe, Takanobu Manabe | 2015-08-11 |
| 9039143 | Ink jet recording head and method for manufacturing the same | Mitsuru Chida, Kenji Fujii, Makoto Watanabe, Toshiaki Kurosu, Takanobu Manabe | 2015-05-26 |
| 9023593 | Method of manufacturing liquid ejection head | Makoto Watanabe, Yoshinori Tagawa, Hiroyuki Murayama, Toshiaki Kurosu, Takanobu Manabe | 2015-05-05 |
| 8652767 | Liquid ejection head and process for producing the same | Makoto Watanabe, Yoshinori Tagawa, Hiroyuki Murayama, Mitsuru Chida | 2014-02-18 |
| 8500233 | Liquid ejection head having a light receiving element and a method of inspecting liquid ejection head | Yoshinori Tagawa, Satoshi Ibe, Kazuhiro Asai, Hiroyuki Murayama, Mitsuru Chida | 2013-08-06 |
| 8388084 | Liquid ejection head, method for evaluation of liquid ejection head, and liquid ejection apparatus having liquid ejection head | Yoshinori Tagawa, Satoshi Ibe, Kazuhiro Asai, Masaki Ohsumi | 2013-03-05 |
| 8286351 | Manufacturing method of liquid discharge head | Keiji Edamatsu, Yoshinori Tagawa, Kazuhiro Asai, Satoshi Ibe, Hiroto Komiyama +1 more | 2012-10-16 |
| 8256878 | Substrate for ink ejection heads, ink ejection head, method of manufacturing substrate, and method of manufacturing ink ejection head | Satoshi Ibe, Yoshinori Tagawa, Kazuhiro Asai, Hiroto Komiyama, Toshiaki Kurosu | 2012-09-04 |
| 8133662 | Method for manufacturing liquid discharge head | Makoto Watanabe, Yoshinori Tagawa, Satoshi Ibe, Kazuhiro Asai, Masaki Ohsumi | 2012-03-13 |