Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363921 | Cyanoguanidine derivatives | Katsutoshi Shimada, Kazunori Hashimoto, Kiichi Ema, Koichiro Ueda | 1982-12-14 |
| 4327217 | Cyanoguanidine derivatives | Katsutoshi Shimada, Kazunori Hashimoto, Kiichi Ema, Koichiro Ueda | 1982-04-27 |