Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637735 | Process for the preparation of gamma-butyrolactone | Lishan Tong, Haijing Wang, Guoqiang Gao, Xiangwei Li, Jinghui Deng +1 more | 1997-06-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637735 | Process for the preparation of gamma-butyrolactone | Lishan Tong, Haijing Wang, Guoqiang Gao, Xiangwei Li, Jinghui Deng +1 more | 1997-06-10 |