Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11884843 | Polishing composition, polishing method, and method of producing semiconductor substrate | — | 2024-01-30 |
| 11814294 | Method of producing anionically modified colloidal silica | — | 2023-11-14 |
| 11702570 | Polishing composition | Tsutomu Yoshino, Shogo Onishi, Hirofumi Ikawa, Yasuto Ishida | 2023-07-18 |