Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410277 | Block polyisocyanate composition, resin composition, resin film and layered body | Masatsugu Higashi, Tomoharu YOSHINUMA, Masakazu Yamauchi, Misa HORINOUCHI | 2025-09-09 |
| 11661473 | Blocked polyisocyanate composition and use thereof | Eiko Tanaka, Yuichi Miwa, Masakazu Yamauchi | 2023-05-30 |
| 9156937 | Block polyisocyanate composition and coating composition containing same | Masakazu Yamauchi, Takahiro Itamochi | 2015-10-13 |