Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12291641 | Metal pigment composition and coloring method | Hiroaki Kida, Kei Hiruma, Tomoyuki Ushiyama, Mitsunobu NAKATANI, Kenta TSUKADA | 2025-05-06 |
| 12264250 | Coloring composition and coloring method | Hiroaki Kida, Kei Hiruma, Tomoyuki Ushiyama, Mitsunobu NAKATANI, Kenta TSUKADA | 2025-04-01 |