Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342700 | Oxidation-reduction reagents for a wet desulfurization process and a process for preparing same | Katsuya Sakai, Ryuichi Mita, Toshio Kato, Chojiro Higuchi | 1982-08-03 |
| 4338259 | Alpha-halogeno-beta-aminopropionitriles or the mineral acid salts thereof, and processes for production thereof | Ryuichi Mita, Akihiro Yamaguchi, Toshio Kato, Chojiro Higuchi | 1982-07-06 |
| 4312522 | Heat sensitive recording sheet | Akihiro Yamaguchi, Keizaburo Yamaguchi | 1982-01-26 |