Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11090234 | Foam, screen foamer composition, and evaluation method for same | Hirokazu Kobayashi, Takaaki Masuda, Nobuo Kubota | 2021-08-17 |
| 10265268 | External composition for screen foamers | Hirokazu Kobayashi, Takaaki Masuda, Tetsuya Endo | 2019-04-23 |