Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162010 | Nanometer plugging water-based drilling fluid and preparation method and use thereof | Yang Bai, Pingya Luo, Guojun Li, Cheng Li, Yan Cheng | 2021-11-02 |
| 10996611 | Chip and replaceable unit of image forming apparatus | Haixiong LI, Aiguo Yin | 2021-05-04 |
| 10989576 | Method and system for obtaining micro-nano level fracture model and evaluating plugging performance of drilling fluid | Yang Bai, Yan Cheng, Pingya Luo, Hongbo Li, Cheng Li +3 more | 2021-04-27 |
| 10989639 | Experimental test method for subcritical propagation rate of rock fractures based on triaxial stress—strain curve | Bin Yang, Ying Zhong, Yang Yang, Jiping She, Guanchang Pan +2 more | 2021-04-27 |
| 10964529 | Method for cleaning lanthanum gallium silicate wafer | Dongmei Li, Lei Zhou, Shengfa Liang, Xiaojing Li, Changqing Xie +1 more | 2021-03-30 |
| 10962354 | Selection method of loss control materials for lost circulation control in fractured reservoirs based on photoelastic experiments | Chengyuan Xu, Xiaopeng Yan, Yili Kang, Haoran Jing, Jingyi Zhang +3 more | 2021-03-30 |
| 10829679 | Micro-nanometer plugging anti-collapse drilling fluid and preparation method and use thereof | Yang Bai, Pingya Luo, Cheng Li, Yan Cheng, Guojun Li | 2020-11-10 |
| 10829681 | Modified nano-silica plugging agent, water-based drilling fluid, and preparation method and use thereof | Yang Bai, Pingya Luo, Yan Cheng, Cheng Li, Guojun Li | 2020-11-10 |
| 10670625 | Method for error correction in scanning probe microscopy | Xiaoguang Zhang, Xianqi LI, An Li, Yunmei Chen | 2020-06-02 |
| 10533122 | Strong plugging drilling fluid composition and preparation method thereof, and use thereof | Yang Bai, Cheng Li, Guojun Li, Yan Cheng, Guancheng Jiang +2 more | 2020-01-14 |
| 10473650 | Reagent mixing and conveying device and reagent mixing method | Yigang Yang, Jianfei Zheng, Gang Wu | 2019-11-12 |
| 10112781 | Container autorotation device and container autorotation method | Yigang Yang, Jianxiong Yang, Gang Wu | 2018-10-30 |
| 10101733 | Dispatching method and system | Hong LI, Ke Xiao | 2018-10-16 |
| 9762217 | Random sampler adapted to one-dimension slow-varying signal | Dongmei Li, Qing Luo, Shengfa Liang, Hongzhang Yang, Xiaojing Li +2 more | 2017-09-12 |
| 9455741 | Method for collecting signal with sampling frequency lower than Nyquist frequency | Dongmei Li, Xiaojing Li, Shengfa Liang, Qing Luo, Changqing Xie +1 more | 2016-09-27 |
| 9418843 | Method for manufacturing ordered nanowire array of NiO doped with Pt in situ | Dongmei Li, Xin Chen, Shengfa Liang, Jiebin Niu, Peiwen ZHANG +6 more | 2016-08-16 |
| 8979579 | Signal test device | — | 2015-03-17 |
| 8631182 | Wake-up signal test system having a test card for testing wake-up signal output by a platform controller hub of a motherboard | Hui Li, Yu Li | 2014-01-14 |
| 8564320 | Connection device for quality testing of charge-coupled device modules | Hui Li | 2013-10-22 |
| 8279136 | Antenna module and wireless communication device using the same | ZHAN-YANG LI, Ye Xiong, WEI-DONG HAO, Guang Peng | 2012-10-02 |