Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12076987 | Liquid ejection head substrate, liquid ejection head, and method of manufacturing liquid ejection head substrate | Koichi Omata, Yuzuru Ishida | 2024-09-03 |
| 11981133 | Liquid discharge head substrate and printing apparatus | Shinya Iwahashi, Yuzuru Ishida | 2024-05-14 |
| 11738555 | Liquid ejection head and method for manufacturing liquid ejection head | Yuzuru Ishida, Yoshinori Misumi, Maki Kato, Tsubasa Funabashi | 2023-08-29 |
| 11648777 | Liquid ejection apparatus and method of controlling liquid ejection apparatus | Yoshinori Misumi, Yuzuru Ishida, Maki Kato, Tsubasa Funabashi | 2023-05-16 |
| 11618254 | Element substrate, liquid discharge head, and printing apparatus | Maki Kato, Yuzuru Ishida, Yoshinori Misumi, Tsubasa Funabashi | 2023-04-04 |
| 11318744 | Liquid ejection head substrate and manufacturing method of the same | Yuzuru Ishida, Tsubasa Funabashi, Yoshinori Misumi, Maki Kato | 2022-05-03 |
| 11081349 | Method of forming film on substrate and method of manufacturing liquid ejection head | Masaya Uyama, Souta Takeuchi, Taichi Yonemoto, Kazuaki Shibata, Atsushi Teranishi +1 more | 2021-08-03 |
| 11001062 | Liquid ejection head and a manufacturing method of the same | Atsushi Teranishi, Masaya Uyama | 2021-05-11 |
| 10933635 | Liquid ejection head substrate and method for manufacturing the same | Souta Takeuchi, Kazuaki Shibata, Taichi Yonemoto | 2021-03-02 |
| 10421272 | Control method of liquid ejection head and liquid ejection apparatus | Yuzuru Ishida, Yoshinori Misumi, Maki Kato, Norihiro Yoshinari, Takahiro Matsui | 2019-09-24 |
| 10286664 | Liquid ejection head, method for manufacturing the same, and printing method | Atsunori Terasaki, Yoshiyuki Fukumoto, Masaya Uyama | 2019-05-14 |
| 10040285 | Liquid ejection head and liquid ejection device, and aging treatment method and initial setup method for a liquid ejection device | Masaki Oikawa, Yoshihiro Hamada, Takuya Hatsui, Makoto Sakurai | 2018-08-07 |
| 9333746 | Ink jet recording head substrate, method for manufacturing the same, and ink jet recording head | Soichiro Nagamochi, Shuichi Tamatsukuri, Souta Takeuchi, Kenji Takahashi, Sadayoshi Sakuma +3 more | 2016-05-10 |
| 9179503 | Method for manufacturing liquid ejection head | Yuzuru Ishida, Takuya Hatsui | 2015-11-03 |
| 9096059 | Substrate for inkjet head, inkjet head, and inkjet printing apparatus | Takuya Hatsui, Yuzuru Ishida, Kazuaki Shibata | 2015-08-04 |
| 9073318 | Method of manufacturing liquid discharge head | Masao Yoshikawa, Keiichi Sasaki | 2015-07-07 |
| 9056461 | Method for driving liquid discharge head, liquid discharge head, and liquid discharge apparatus | Makoto Sakurai, Hirokazu Komuro, Ichiro Saito, Yuzuru Ishida | 2015-06-16 |
| 9050805 | Process for producing liquid ejection head and process for producing substrate for liquid ejection head including repeated metal layer, Si layer, N layer laminations | Makoto Sakurai, Takuya Hatsui, Souta Takeuchi, Soichiro Nagamochi | 2015-06-09 |
| 8943690 | Method for manufacturing substrate for liquid ejection head and method for manufacturing liquid ejection head | Yuzuru Ishida, Takuya Hatsui, Kazuaki Shibata, Ryoji Oohashi, Yoshiyuki Imanaka +4 more | 2015-02-03 |
| 8721048 | Substrate for liquid discharge head and liquid discharge head | Takuya Hatsui, Makoto Sakurai, Soichiro Nagamochi, Souta Takeuchi, Yuzuru Ishida +1 more | 2014-05-13 |
| 5201291 | Throttle valve controller | Yukiya Katoh, Sunao Kitamura | 1993-04-13 |
| 4785782 | Control apparatus of a throttle valve in an internal combustion engine | Sinichiro Tanaka, Sinichi Matsumoto, Yukiya Katoh, Sunao Kitamura, Keiji Aoki | 1988-11-22 |
| 4685434 | Electric control apparatus for carburetor | Tsuneo Ando, Kazusato Kasuya, Yukitoshi Asada | 1987-08-11 |
| 4457279 | Air-fuel ratio control device of a variable venturi-type carburetor | Mitsuyoshi Teramura, Masatami Takimoto, Mikio Minoura | 1984-07-03 |
| 4434111 | Variable venturi-type carburetor | Mitsuyoshi Teramura, Masatami Takimoto, Norihiko Nakamura, Takaaki Itou, Takashi Katou +1 more | 1984-02-28 |