Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9447641 | Rotary steerable drilling tool with a linear motor | Naizhen Liu, Qihui Zhao, Yuzhou Lu, Yonghe Li, Rui Bai +1 more | 2016-09-20 |
| 9444346 | Apparatus and efficiency point tracking method for high efficiency resonant converters | Daoshen Chen, Heping Dai, Xujun Liu, Zhihua Liu, Liming Ye +2 more | 2016-09-13 |
| 9341734 | Apparatus and method for bed boundary detection | Jing Li | 2016-05-17 |