Issued Patents All Time
Showing 25 most recent of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415365 | Liquid ejection head and liquid ejection apparatus | Yasuaki Kitayama, Chiaki Muraoka, Takeho Miyashita, Shimpei Yoshikawa | 2025-09-16 |
| 12415364 | Liquid ejection head and liquid ejection apparatus | Takeho Miyashita, Chiaki Muraoka, Shimpei Yoshikawa | 2025-09-16 |
| 12397559 | Liquid discharge head and liquid discharge apparatus | Hiroki Tajima, Chiaki Muraoka, Takeho Miyashita, Shimpei Yoshikawa | 2025-08-26 |
| 12384160 | Liquid ejection head and liquid ejection apparatus | Shimpei Yoshikawa, Takeho Miyashita, Chiaki Muraoka | 2025-08-12 |
| 12358295 | Liquid ejection apparatus | SATOSHI IDETA, Shimpei Yoshikawa | 2025-07-15 |
| 12285955 | Liquid ejection head and liquid ejection apparatus | Chiaki Muraoka, Takeho Miyashita, Shimpei Yoshikawa, Yasuaki Kitayama | 2025-04-29 |
| 12251934 | Liquid ejection head | Ryo Sato, Shimpei Yoshikawa | 2025-03-18 |
| 12134273 | Liquid discharge head | Takeho Miyashita, Chiaki Muraoka | 2024-11-05 |
| 12097699 | Liquid discharge head and liquid discharge apparatus | Shimpei Yoshikawa | 2024-09-24 |
| 11981142 | Liquid storing container and liquid ejection device | Yuji Tamaru | 2024-05-14 |
| 11724509 | Liquid supply member and liquid discharge head | Ryo Sato, Hiroki Tajima, Shimpei Yoshikawa | 2023-08-15 |
| 11685165 | Image recording apparatus | Yosuke Takagi, Akira Goto, Chiaki Muraoka | 2023-06-27 |
| 11660867 | Liquid ejection head | Yosuke Takagi, Hiroki Tajima, Naoko Shimizu, Shimpei Yoshikawa | 2023-05-30 |
| 11518166 | Liquid ejection head and method of manufacturing liquid ejection head | Yasuaki Kitayama, Tatsunori Fujii | 2022-12-06 |
| 11458732 | Liquid ejection head and manufacturing method of liquid ejection head | Sayaka Seki, Shimpei Yoshikawa, Ryo Sato, Keiichiro Tsukuda, Kazuhiko Okito +2 more | 2022-10-04 |
| 11433677 | Liquid storage device and liquid filling method | Atsushi Omura, Hiroki Tajima, Keiichiro Tsukuda, Kenji Yabe, Yuji Tamaru +5 more | 2022-09-06 |
| 11383511 | Image recording apparatus | Yosuke Takagi, Chiaki Muraoka, Akira Goto | 2022-07-12 |
| 11207889 | Inkjet print head | Yasuaki Kitayama | 2021-12-28 |
| 11192370 | Liquid ejection head | Naoko Shimizu, Yosuke Takagi, Shimpei Yoshikawa, Hiroki Tajima | 2021-12-07 |
| 11192381 | Liquid ejection apparatus and liquid filling method | Hiroki Tajima, Keiichiro Tsukuda, Kenji Yabe, Yuji Tamaru, Naoko Shimizu +4 more | 2021-12-07 |
| 11020887 | Resin molding method | Satoshi Oikawa, Yukuo Yamaguchi, Mikiya Umeyama, Hiromasa Amma, Takuya Iwano +3 more | 2021-06-01 |
| 11014361 | Manufacturing method of liquid supply component | Yasuaki Kitayama, Yukuo Yamaguchi, Keiichiro Tsukuda, Kazuhiko Okito | 2021-05-25 |
| 10926441 | Liquid supply member and manufacturing method of liquid supply member | Naoko Tsujiuchi, Yukuo Yamaguchi, Mikiya Umeyama, Satoshi Oikawa, Hiromasa Amma +3 more | 2021-02-23 |
| 10906221 | Manufacturing method of liquid supply member | Naoko Tsujiuchi, Yukuo Yamaguchi, Mikiya Umeyama, Satoshi Oikawa, Hiromasa Amma +3 more | 2021-02-02 |
| 10828812 | Molded part, manufacturing method of molded part and mold | Takuya Iwano, Yukuo Yamaguchi, Mikiya Umeyama, Satoshi Oikawa, Hiromasa Amma +3 more | 2020-11-10 |