Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4689392 | Highly reactive aromatic hydrocarbon-formaldehyde resin and process for preparing the same | Akira Miyamoto, Toshiaki Nishimura, Yasumitsu Higuchi | 1987-08-25 |
| 4410690 | Process for preparation of modified aromatic hydrocarbon resin | Akira Miyamoto, Katsuo Sato, Toshiaki Nishimura, Yoshimasa Mitui | 1983-10-18 |
| 4371675 | Process for preparation of modified aromatic hydrocarbon resin | Akira Miyamoto, Masayoshi Maeda | 1983-02-01 |