Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11999689 | Method and system for extracting long chain dicarboxylic acid | Chen Yang, Yufeng Yang, Xiucai Liu | 2024-06-04 |
| 11806670 | Method and system for extracting long chain dicarboxylic acid | Chen Yang, Yufeng Yang, Xiucai Liu | 2023-11-07 |
| 11353904 | Multi-slope startup voltage regulator system | Kuang-Yao Cheng, Wenkai Wu, Preetam Charan Anand Tadeparthy | 2022-06-07 |
| 11229881 | Method and system for extracting long chain dicarboxylic acid | Chen Yang, Yufeng Yang, Xiucai Liu | 2022-01-25 |
| 9850744 | Method for extracting coalbed gas through water and coal dust drainage and a device thereof | Hongxing Wang, Kechu Han, Hongrong Wang, Qiangkun Zhang | 2017-12-26 |