Issued Patents All Time
Showing 1–25 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12162283 | Liquid ejection head and process for producing liquid ejection head | Koji Sasaki, Jun Yamamuro, Shingo Nagata | 2024-12-10 |
| 12005708 | Liquid ejection head and process for producing liquid ejection head | Koji Sasaki, Jun Yamamuro, Shingo Nagata | 2024-06-11 |
| 11938729 | Liquid ejection head and process for producing liquid ejection head | Koji Sasaki, Jun Yamamuro, Shingo Nagata | 2024-03-26 |
| 11465418 | Manufacturing method for structure and manufacturing method for liquid ejection head | Kenji Tamamori, Tetsushi Ishikawa, Seiichiro Yaginuma | 2022-10-11 |
| 11097540 | Liquid ejection head and process for producing liquid ejection head | Koji Sasaki, Jun Yamamuro, Shingo Nagata | 2021-08-24 |
| 10894410 | Method of manufacturing liquid ejection head and method of forming resist | — | 2021-01-19 |
| 10894409 | Method of manufacturing a liquid ejection head | Jun Yamamuro, Keiji Matsumoto, Kunihito Uohashi, Keiji Watanabe, Masahisa Watanabe +3 more | 2021-01-19 |
| 10625506 | Method for manufacturing liquid discharge head | Kenji Fujii, Keiji Matsumoto, Koji Sasaki, Kunihito Uohashi, Jun Yamamuro +3 more | 2020-04-21 |
| 10562306 | Method of manufacturing liquid ejection head | Seiichiro Yaginuma, Koji Sasaki | 2020-02-18 |
| 10343406 | Liquid ejection head manufacturing method | Keiji Matsumoto, Jun Yamamuro, Koji Sasaki, Kunihito Uohashi, Seiichiro Yaginuma +6 more | 2019-07-09 |
| 10322584 | Method for manufacturing liquid ejection head | Jun Yamamuro, Kenji Fujii, Keiji Matsumoto, Koji Sasaki, Kunihito Uohashi +6 more | 2019-06-18 |
| 10201974 | Process for producing liquid discharge head | Jun Yamamuro, Keiji Matsumoto, Koji Sasaki, Masahisa Watanabe, Kunihito Uohashi +3 more | 2019-02-12 |
| 9994018 | Liquid ejection head and method of producing the same | Seiichiro Yaginuma, Jun Yamamuro, Keiji Matsumoto, Koji Sasaki, Masahisa Watanabe +6 more | 2018-06-12 |
| 9919526 | Method for manufacturing liquid discharge head | Kenji Fujii, Keiji Matsumoto, Koji Sasaki, Kunihito Uohashi, Jun Yamamuro +3 more | 2018-03-20 |
| 9873255 | Liquid ejection head and method of manufacturing the same | Koji Sasaki, Kenji Fujii, Jun Yamamuro, Seiichiro Yaginuma, Keiji Matsumoto +5 more | 2018-01-23 |
| 9809027 | Method of manufacturing structure and method of manufacturing liquid ejection head | Keiji Matsumoto, Jun Yamamuro, Kunihito Uohashi, Seiichiro Yaginuma, Masahisa Watanabe +3 more | 2017-11-07 |
| 9789690 | Method for manufacturing liquid ejection head | Masahisa Watanabe, Jun Yamamuro, Keiji Matsumoto, Koji Sasaki, Kunihito Uohashi +6 more | 2017-10-17 |
| 9421773 | Process for producing liquid ejection head | Keiji Matsumoto, Kunihito Uohashi, Shuji Koyama | 2016-08-23 |
| 9308721 | Method of manufacturing substrate for liquid ejection head, substrate for liquid ejection head, liquid ejection head, and printing apparatus | Kunihito Uohashi, Kenji Fujii, Keiji Matsumoto | 2016-04-12 |
| 9278532 | Process for producing liquid ejection head | Tetsuro Honda | 2016-03-08 |
| 9216570 | Process for producing liquid ejection head | Keiji Matsumoto, Kunihito Uohashi | 2015-12-22 |
| 9205650 | Liquid ejection head | Seiichiro Yaginuma, Kenji Fujii | 2015-12-08 |
| 8956703 | Method for manufacturing liquid ejecting head | Masaki Ohsumi, Yoshinori Tagawa | 2015-02-17 |
| 8858812 | Processing method for an ink jet head substrate | Kenta Furusawa, Keiji Matsumoto, Keisuke Kishimoto, Shuji Koyama | 2014-10-14 |
| 8778599 | Method of producing ink ejection head | Kunihito Uohashi, Keiji Matsumoto | 2014-07-15 |