Issued Patents 2025
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415364 | Liquid ejection head and liquid ejection apparatus | Takeho Miyashita, Chiaki Muraoka, Shimpei Yoshikawa | 2025-09-16 |
| 12415365 | Liquid ejection head and liquid ejection apparatus | Yasuaki Kitayama, Chiaki Muraoka, Takeho Miyashita, 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 |