| 10876034 |
Modified silicon dioxide material of fluorocarbon active agent type super-amphiphobic cutting-carrying agent suitable for water-based drilling fluid and preparation method thereof |
Guancheng Jiang, Xiaoxiao Ni, Yinbo He, Lili Yang, Tengfei Dong +7 more |
2020-12-29 |
| 10865337 |
Multi-functional weighting agent for drilling fluid and preparation method thereof, and water-based drilling fluid and use thereof |
Pingya Luo, Yan Cheng, Jinsheng Sun, Guancheng Jiang |
2020-12-15 |
| 10829679 |
Micro-nanometer plugging anti-collapse drilling fluid and preparation method and use thereof |
Pingya Luo, Cheng Li, Yan Cheng, Guojun Li, Hao Zhang |
2020-11-10 |
| 10833283 |
Insulating tunneling contact for efficient and stable perovskite solar cells |
Jinsong Huang, Xiaopeng Zheng, Qi Wang, Qingfeng Dong |
2020-11-10 |
| 10829681 |
Modified nano-silica plugging agent, water-based drilling fluid, and preparation method and use thereof |
Pingya Luo, Yan Cheng, Cheng Li, Hao Zhang, Guojun Li |
2020-11-10 |
| 10789438 |
Detecting conflicts between multiple different encoded signals within imagery, using only a subset of available image data |
Vahid Sedighianaraki, Vojtech Holub |
2020-09-29 |
| D888863 |
Table tennis net |
— |
2020-06-30 |
| 10700948 |
Service-oriented modular system architecture |
— |
2020-06-30 |
| 10652422 |
Spot color substitution for encoded signals |
Kristyn R. Falkenstern, Alastair M. Reed |
2020-05-12 |
| 10599937 |
Data hiding for spot colors on substrates |
Alastair M. Reed, Tomas Filler, Kristyn R. Falkenstern |
2020-03-24 |
| 10582307 |
MEMS microphone |
Rui Zhang |
2020-03-03 |
| 10546590 |
Multi-mode audio recognition and auxiliary data encoding and decoding |
Ravi K. Sharma, Brett A. Bradley, Shankar Thagadur Shivappa, Aparna R. Gurijala |
2020-01-28 |
| 10533122 |
Strong plugging drilling fluid composition and preparation method thereof, and use thereof |
Cheng Li, Guojun Li, Yan Cheng, Hao Zhang, Guancheng Jiang +2 more |
2020-01-14 |