Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11523976 | Composite pigment and method for preparing the same | Shinichi Matsufuji, Momoko Shimizu | 2022-12-13 |
| 11389379 | Combination of polyion complex particle and non-polymeric acid having two or more acid dissociation constants | Takehiko Kasai, Toshifumi Shiroya, Hidehiko Asanuma, Ritesh Sinha | 2022-07-19 |