Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4978754 | Preparation process of unsaturated carboxylic acid amide | Akira Ibi, Masanori KITAGAWA, Koichi Takeuchi, Etsuo Ohkawado | 1990-12-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4978754 | Preparation process of unsaturated carboxylic acid amide | Akira Ibi, Masanori KITAGAWA, Koichi Takeuchi, Etsuo Ohkawado | 1990-12-18 |