Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11173472 | N-vinyl lactam-based crosslinked polymer, cosmetic, absorbent agent for ink, and absorbent composite | Kazuhiro Okamura | 2021-11-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11173472 | N-vinyl lactam-based crosslinked polymer, cosmetic, absorbent agent for ink, and absorbent composite | Kazuhiro Okamura | 2021-11-16 |