Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12064975 | Liquid discharge head and liquid discharge method | Yoshiyuki Nakagawa, Shuzo Iwanaga, Akiko Hammura, Koichi Ishida, Takatsugu Moriya | 2024-08-20 |
| 11970004 | Liquid discharge head | Tomohiro Sato, Shuzo Iwanaga, Takatsugu Moriya, Koichi Ishida, Shingo Okushima +2 more | 2024-04-30 |
| 11667132 | Liquid discharge head and liquid discharge method | Yoshiyuki Nakagawa, Shuzo Iwanaga, Akiko Hammura, Koichi Ishida, Takatsugu Moriya | 2023-06-06 |
| 11518172 | Cleaning method of liquid ejection head, control method of the same, and a liquid ejection device | — | 2022-12-06 |
| 11298954 | Liquid discharge head and liquid discharge method | Yoshiyuki Nakagawa, Shuzo Iwanaga, Akiko Hammura, Koichi Ishida, Takatsugu Moriya | 2022-04-12 |
| 10828906 | Liquid discharge head and liquid discharge method | Yoshiyuki Nakagawa, Shuzo Iwanaga, Akiko Hammura, Koichi Ishida, Takatsugu Moriya | 2020-11-10 |
| 10744778 | Liquid ejection head | Akiko Hammura, Yoshiyuki Nakagawa | 2020-08-18 |
| 10723127 | Liquid ejection head and recording apparatus | Koichi Ishida, Shuzo Iwanaga, Yoshiyuki Nakagawa, Akiko Hammura, Takatsugu Moriya +4 more | 2020-07-28 |
| 10603910 | Liquid discharge head and liquid discharge method | Yoshiyuki Nakagawa, Akiko Hammura, Shinji Kishikawa, Takayuki Sekine, Shuzo Iwanaga +3 more | 2020-03-31 |
| 10507654 | Print element substrate and liquid ejection head | Yoshiyuki Nakagawa, Akiko Saito, Takatsugu Moriya, Koichi Ishida, Tatsuya Yamada +3 more | 2019-12-17 |
| 10486421 | Liquid discharging head and liquid discharging device | Takatsugu Moriya, Shuzo Iwanaga, Yoshiyuki Nakagawa, Akiko Hammura, Tatsuya Yamada +4 more | 2019-11-26 |
| 10427413 | Liquid ejection head | Akiko Saito, Yoshiyuki Nakagawa | 2019-10-01 |
| 10421276 | Printing element substrate and liquid ejection head | Akiko Saito, Yoshiyuki Nakagawa, Takatsugu Moriya, Koichi Ishida, Tatsuya Yamada +4 more | 2019-09-24 |
| 10336091 | Liquid discharge head and liquid discharge method | Yoshiyuki Nakagawa, Shuzo Iwanaga, Akiko Saito, Koichi Ishida, Takatsugu Moriya | 2019-07-02 |
| 10293607 | Recording element board and liquid discharge head | Takatsugu Moriya, Yoshiyuki Nakagawa, Akiko Saito, Koichi Ishida, Tatsuya Yamada +3 more | 2019-05-21 |
| 10286661 | Liquid discharge method and liquid discharge apparatus for heating a liquid through a surface to generate a bubble | Yoshiyuki Nakagawa, Akira Shibasaki, Masataka Sakurai, Ken Tsuchii, Akiko Hammura +2 more | 2019-05-14 |
| 10201972 | Recording element substrate and liquid ejection head | Akiko Saito, Yoshiyuki Nakagawa, Takatsugu Moriya, Koichi Ishida, Shinji Kishikawa +3 more | 2019-02-12 |
| 10195848 | Liquid discharge head and liquid discharge method | Yoshiyuki Nakagawa, Akiko Saito, Shinji Kishikawa, Takayuki Sekine, Shuzo Iwanaga +3 more | 2019-02-05 |
| 10195850 | Element substrate and method for manufacturing the same | Akiko Saito | 2019-02-05 |
| 10183490 | Liquid discharge head | Tomohiro Sato, Yoshiyuki Nakagawa, Akiko Saito, Takatsugu Moriya, Koichi Ishida +3 more | 2019-01-22 |
| 10166771 | Liquid ejection method, liquid ejection apparatus, and liquid ejection head | Yoshiyuki Nakagawa, Akiko Saito, Shinji Kishikawa | 2019-01-01 |
| 10112387 | Liquid discharging head and liquid discharging device | Takatsugu Moriya, Shuzo Iwanaga, Yoshiyuki Nakagawa, Akiko Saito, Tatsuya Yamada +4 more | 2018-10-30 |
| 10040288 | Liquid ejection module and liquid ejection head | Takatsugu Moriya, Yoshiyuki Nakagawa, Akiko Saito, Koichi Ishida, Tatsuya Yamada +4 more | 2018-08-07 |
| 9981470 | Liquid ejection head substrate and liquid ejection head | Koichi Ishida, Yoshiyuki Nakagawa, Akiko Saito, Takatsugu Moriya, Tatsuya Yamada +1 more | 2018-05-29 |
| 9975347 | Liquid ejection apparatus and liquid ejection method | Ayako Tozuka, Shuzo Iwanaga, Yoshiyuki Nakagawa, Akiko Saito, Tomohiro Sato +4 more | 2018-05-22 |