Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4461852 | Phenolic resin foam and process for producing the same | Tsutomu Nakamura, Akira Kuroda, Tetsuo Sasaki | 1984-07-24 |
| 4345042 | Polyurethane-modified polyisocyanurate foam and method for producing the same | Akira Kuroda, Tsutomu Nakamura | 1982-08-17 |
| 4340768 | Process for producing 4,4'-dihydroxybiphenyl | Susumu Jinbo, Shoichi Kohno | 1982-07-20 |