Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421407 | Aqueous ink, ink cartridge and ink jet recording method | Mikio Sanada, Yoshiyuki Kaneko, Yoshihisa Yamashita, Junichi Sakai, Shoichi Takeda | 2025-09-23 |
| 12215240 | Aqueous ink, ink cartridge and ink jet recording method | Kuniaki Fujimoto, Yasuaki Murai, Saki Tasaki | 2025-02-04 |