Issued Patents All Time
Showing 26–50 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10471727 | Liquid ejecting head and liquid ejecting apparatus | Chiaki Muraoka, Yukuo Yamaguchi, Hiromasa Amma, Takeshi Sekino | 2019-11-12 |
| 10471719 | Manufacturing method of liquid supply component | Kyosuke Toda, Yukuo Yamaguchi, Mikiya Umeyama, Satoshi Oikawa, Hiromasa Amma +3 more | 2019-11-12 |
| 10434694 | Resin molding method | Yasushi Iijima, Yukuo Yamaguchi, Mikiya Umeyama, Satoshi Oikawa, Hiromasa Amma +3 more | 2019-10-08 |
| 10391767 | Liquid ejection head | Yasuhiko Osaki, Toshiaki Hirosawa, Genji Inada, Hiromasa Amma, Shogo Kawamura +1 more | 2019-08-27 |
| 10384457 | Liquid ejection head unit and liquid ejecting apparatus | Tomoki Tsuji, Toshiaki Hirosawa, Hiromasa Amma, Akira Kida, Tetsuji Kurata +1 more | 2019-08-20 |
| 10363692 | Method for manufacturing liquid supply member | Satoshi Oikawa, Yukuo Yamaguchi, Mikiya Umeyama, Hiromasa Amma, Satoshi Kimura +3 more | 2019-07-30 |
| 10307967 | Method for manufacturing liquid-ejecting head | Kyosuke Toda, Yukuo Yamaguchi, Mikiya Umeyama, Satoshi Oikawa, Hiromasa Amma +3 more | 2019-06-04 |
| 10300643 | Manufacture method of liquid supply member and manufacture apparatus | Naoko Tsujiuchi, Yukuo Yamaguchi, Mikiya Umeyama, Satoshi Oikawa, Hiromasa Amma +3 more | 2019-05-28 |
| 10137685 | Liquid discharge head and liquid discharge apparatus having cover member with enhanced rigidity | Toru Nakakubo, Shingo Okushima, Satoshi Kimura, Akira Yamamoto | 2018-11-27 |
| 10081185 | Liquid ejection head, liquid ejection apparatus, flow path member, and method for manufacturing liquid ejection head | Satoshi Kimura, Yukuo Yamaguchi, Mikiya Umeyama, Yasushi Iijima, Kyosuke Toda +3 more | 2018-09-25 |
| 10071512 | Method for manufacturing liquid-ejecting head | Satoshi Kimura, Yukuo Yamaguchi, Mikiya Umeyama, Satoshi Oikawa, Hiromasa Amma +3 more | 2018-09-11 |
| 9981476 | Liquid discharge head | Chiaki Muraoka, Yukuo Yamaguchi, Mikiya Umeyama, Hiromasa Amma, Tokuji Kudo +1 more | 2018-05-29 |
| 9975346 | Liquid ejection head, liquid ejection apparatus and manufacturing method for liquid ejection head | Hiromasa Amma, Mikiya Umeyama, Genji Inada, Yasuyuki Takanaka, Masaya Uetsuki | 2018-05-22 |
| 9969167 | Liquid ejection head and method for manufacturing the same | Hiromasa Amma, Mikiya Umeyama, Genji Inada | 2018-05-15 |
| 9931850 | Manufacture method of liquid supply member, manufacture apparatus, and liquid supply member | Yukuo Yamaguchi, Mikiya Umeyama, Satoshi Oikawa, Hiromasa Amma, Satoshi Kimura +3 more | 2018-04-03 |
| 9902163 | Liquid ejecting head and liquid ejecting apparatus | Shimpei Yoshikawa, Chiaki Muraoka, Tokuji Kudo, Hiromasa Amma, Kimiyuki Hayasaki | 2018-02-27 |
| 9884485 | Liquid ejecting head and liquid ejecting apparatus | Shimpei Yoshikawa, Chiaki Muraoka, Tokuji Kudo, Hiromasa Amma, Kimiyuki Hayasaki | 2018-02-06 |
| 9832864 | Circuit board and liquid ejection head | Junichiro Iri, Ryo Sato, Kazuhiro Idogawa, Chiaki Muraoka, Hiromasa Amma | 2017-11-28 |
| 9770911 | Liquid ejection head and liquid ejection apparatus with beam-shaped members in flow passage | Genji Inada, Hiromasa Amma, Chiaki Muraoka, Tokuji Kudo, Shimpei Yoshikawa +1 more | 2017-09-26 |
| 9764554 | Method for manufacturing molded member and liquid ejecting head, liquid ejecting head, and mold | Hiromasa Amma, Yukuo Yamaguchi, Mikiya Umeyama, Satoshi Oikawa, Satoshi Kimura +3 more | 2017-09-19 |
| 9751318 | Liquid ejection apparatus and attachment assembly of liquid ejection apparatus | Hiromasa Amma, Takeshi Sekino, Noboru Shimoyama, Shuichi Hasegawa | 2017-09-05 |
| 9744767 | Liquid discharge head and method of manufacturing the same | Naruyuki Nojo, Hiromasa Amma | 2017-08-29 |
| 9718274 | Liquid ejection head and liquid ejection apparatus | Genji Inada, Hiromasa Amma, Chiaki Muraoka, Tokuji Kudo, Shimpei Yoshikawa | 2017-08-01 |
| 9289984 | Liquid discharge head and liquid discharge apparatus | Shigekazu Shimizu, Kenji Kitabatake | 2016-03-22 |
| 9283755 | Liquid ejection head | Chiaki Muraoka, Yukuo Yamaguchi, Keiji Tomizawa | 2016-03-15 |