Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870154 | Method of producing a quick-curing novolac phenolic resin using ammonium halides | Toshiaki Nishimura, Kozuichi Ikeda | 1989-09-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870154 | Method of producing a quick-curing novolac phenolic resin using ammonium halides | Toshiaki Nishimura, Kozuichi Ikeda | 1989-09-26 |