Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11008279 | Method for purifying 1,5-pentanediamine and the 1,5-pentanediamine prepared thereby | Bingbing Qin, Charlie Liu, Shanshi Guo, Xiucai Liu | 2021-05-18 |
| 10538481 | Method for purifying 1,5-pentanediamine and 1,5-pentanediamine | Bingbing Qin, Charlie Liu, Shanshi Guo, Xiucai Liu | 2020-01-21 |