Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404772 | Zonal bolt-grouting support device and method for cataclastic rock mass large deformation of high-stress tunnel | Guojin Zhu, Pengzhi Pan, Xuexing Cao, Yangyi Zhou, Shijie Yang +3 more | 2025-09-02 |
| 12392698 | System and method for testing rock fracture under vacuum and extreme-temperature condition | Pengzhi Pan, Yujie FENG | 2025-08-19 |
| 11831247 | Resonant converter, control circuit and control method | Jian Deng, Nan Luo, Yunlong Han | 2023-11-28 |
| 11509238 | AC/DC power supply, rectifier circuit and control method | Nan Luo, Qiukai Huang, Jian Deng, Jialiang Zhang | 2022-11-22 |
| 11275397 | Power factor correction circuit, control method and controller | Xiaodong Huang, Chen Zhao | 2022-03-15 |
| D943228 | Vacuum cleaner | — | 2022-02-08 |
| 11226648 | Power factor correction circuit, control method and controller | Xiaodong Huang, Chen Zhao | 2022-01-18 |
| 10819224 | Power factor correction circuit, control method and controller | Chen Zhao, Xiaodong Huang | 2020-10-27 |
| 10676427 | Diazomethylation reagent and process for using it | Marcos GARCÍA SUERO | 2020-06-09 |
| 10476378 | Power factor correction circuit, control method and controller | Xiaodong Huang, Chen Zhao | 2019-11-12 |
| 10396655 | Power factor correction circuit, control method and controller | Chen Zhao, Xiaodong Huang | 2019-08-27 |
| 10355321 | Method and device for detecting states of battery and battery pack | Xiaodong Huang | 2019-07-16 |
| 10193439 | Power factor correction circuit, control method and controller | Xiaodong Huang, Chen Zhao | 2019-01-29 |
| 10128228 | Type III-V semiconductor device with integrated diode | Guang-Bo Gao | 2018-11-13 |
| 9491817 | LED driving circuit | — | 2016-11-08 |