Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602280 | Process for production of unsaturated aldehyde and unsaturated carboxylic acid | Koichi Nagai, Yoshisaburou Nomura | 1997-02-11 |
| 5030776 | Process for producing nitrobenzenes | Hiroshi Sato, Koichi Nagai, Hiroshi Yoshioka | 1991-07-09 |
| 5004846 | Process for producing nitrobenzenes | Hiroshi Sato, Kenichi Hirose, Koichi Nagai, Hiroshi Yoshioka | 1991-04-02 |
| 4306088 | Production of methacrolein | Shuzo Nakamura, Hiroshi Ichihashi, Koichi Nagai | 1981-12-15 |