Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10647902 | Temporary plugging agent for drilling fluid and preparation method thereof, and water-based drilling fluid and use thereof | Weian Huang, Ming Lei, Jiaqi Zhang, Gongrang Li, Kaihe Lv +2 more | 2020-05-12 |
| D877388 | High bay light | Changbo Xie, Hui-Yu Huang, Shunqing Liu, Yugang Shen | 2020-03-03 |