Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7834124 | Ketone-modified resorcinol-formalin resin | Nobuo Kaifu, Hiroshi Nakaoka | 2010-11-16 |
| 7718752 | Process for producing resorcinol-formalin resin | Nobuo Kaifu, Hiroshi Nakaoka | 2010-05-18 |