Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12325639 | Colloidal silica and production method therefor | Hideki Otsuki, Yuma Negishi, Toshiki Chiba | 2025-06-10 |
| 12162764 | Colloidal silica and method for producing same | Yuka Fujimura | 2024-12-10 |