Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342693 | 1,3-Dioxolen-2-one derivatives and process for production thereof | Fumio Sakamoto, Goro Tsukamoto, Isamu Utsumi | 1982-08-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342693 | 1,3-Dioxolen-2-one derivatives and process for production thereof | Fumio Sakamoto, Goro Tsukamoto, Isamu Utsumi | 1982-08-03 |