Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12030848 | Solid-solid separation process for long chain dicarboxylic acids | Bingbing Qin, Xiucai Liu | 2024-07-09 |
| 12017182 | Method and system for refining long chain dicarboxylic acid | Chen Yang, Bingbing Qin, Kai Wang, Xiucai Liu | 2024-06-25 |
| 11999689 | Method and system for extracting long chain dicarboxylic acid | Chen Yang, Shuhua Zhang, Xiucai Liu | 2024-06-04 |
| 11806670 | Method and system for extracting long chain dicarboxylic acid | Chen Yang, Shuhua Zhang, Xiucai Liu | 2023-11-07 |
| 11427525 | Solid-solid separation process for long chain dicarboxylic acids | Bingbing Qin, Xiucai Liu | 2022-08-30 |
| 11372262 | Temple assembly for spectacles and spectacles | Xindong Jiang | 2022-06-28 |
| 11229881 | Method and system for extracting long chain dicarboxylic acid | Chen Yang, Shuhua Zhang, Xiucai Liu | 2022-01-25 |
| 11187919 | Temple assembly for spectacles and the spectacles | Xindong Jiang | 2021-11-30 |
| 11155512 | Method and system for refining long chain dicarboxylic acid | Chen Yang, Bingbing Qin, Kai Wang, Xiucai Liu | 2021-10-26 |
| 10807937 | Solid-solid separation process for long chain dicarboxylic acids | Bingbing Qin, Xiucai Liu | 2020-10-20 |
| D876623 | Neck care and wrinkle elimination instrument | — | 2020-02-25 |
| D868980 | Electronic face slimming guasha plate | — | 2019-12-03 |
| D859741 | Heated vibrating eyelash curler | — | 2019-09-10 |
| 10365501 | Hinge assembly and glasses frame | Xindong Jiang | 2019-07-30 |
| 9745725 | Apparatus for improving excavating operation characteristic and grading operation characteristic of excavator | Yong Wang, Hong Bing Zhang, Shengxia Zhang, Kai Liu, Zong Li +3 more | 2017-08-29 |
| 9518371 | Method for improving excavating operation characteristic and grading operation characteristic of excavator | Yong Wang, Hong Bing Zhang, Shengxia Zhang, Kai Liu, Zong Li +3 more | 2016-12-13 |
| 8398250 | Projection display device | Takaharu Adachi, So Suzuki, Taichi Yoshimura, Xianglin Zhang | 2013-03-19 |