Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11626834 | Power backfeed control method, converter, and photovoltaic power generation system | Fei Xu, Xinyu Yu, Jianqiang Wang | 2023-04-11 |
| 11563404 | Intensity of current-voltage curve scanning method for photovoltaic string, converter, and system | Fangcheng Liu, Xinyu Yu | 2023-01-24 |
| 11342757 | Islanding detection method and apparatus, and computer-readable storage medium | Xinyu Yu, Junjie Li | 2022-05-24 |
| 11336094 | Inverter, power generating system, and method for suppressing harmonic distortion of alternating current system | Rongliang Shi, Zhangping Shao | 2022-05-17 |
| 11316347 | Photovoltaic power system and control method thereof | Rongliang Shi, Yunfeng Liu | 2022-04-26 |
| 11171489 | Control method and controller for string inverter, inverter, and inverter system | Xinyu Yu, Fangcheng Liu | 2021-11-09 |
| 11146181 | Control method and apparatus for common-mode modulated wave of single-phase five-level inverter | Fangcheng Liu, Yunfeng Liu | 2021-10-12 |
| 11133751 | Apparatus, inverter system, and method for synchronizing carriers | Fangcheng Liu, Xiongfei Wang | 2021-09-28 |
| 10776176 | Service control method and service control apparatus | Xiaosheng Zeng, Xiaowen Dong | 2020-09-15 |
| 10715056 | Three-phase converter with zero-sequence regulation | Fangcheng Liu, Haibin Guo | 2020-07-14 |
| 10666159 | Single-phase converter control method and apparatus | Fangcheng Liu, Yunfeng Liu | 2020-05-26 |
| 10637249 | Inverter anti-islanding control system | Zhangping Shao, Haibin Guo | 2020-04-28 |
| 10630163 | Pulse width modulation method, pulse width modulation system, and controller | Fangcheng Liu, Haibin Guo | 2020-04-21 |
| 10488450 | Islanding detection method and apparatus for inverter, and power supply system | Zhangping Shao, Congyuan Wang | 2019-11-26 |
| 10345362 | Method for detecting grid connection stability of inverter and inverter | Fangcheng Liu | 2019-07-09 |
| 10256002 | Support structure and highly aligned monochromatic X-ray optics for X-ray analysis engines and analyzers | Zewu Chen, Rory D. Delaney, John H. Burdett, Jr. | 2019-04-09 |
| 10103640 | Power converter | Yazhu Zhao, Yunfeng Liu | 2018-10-16 |
| 9871466 | Inverter switching frequency control method and apparatus | Haibin Guo, Li-Hsin D. Lu | 2018-01-16 |
| 9363479 | Methods and systems for voice and video messaging | Weiping Guo, Mark Wootton | 2016-06-07 |
| 9343193 | XRF system having multiple excitation energy bands in highly aligned package | Zewu Chen, David M. Gibson, Walter M. Gibson, Adam Bailey, R. Scott Semken +1 more | 2016-05-17 |
| 9237038 | Channel and noise estimation method and associated apparatus | Xuan Zhu | 2016-01-12 |
| 9225836 | Methods and systems for voice and video messaging | Marc Lefar, Weiping Guo, Joseph Guo, Arthur Wilton, Boaz Zehavi | 2015-12-29 |
| 9048001 | XRF system having multiple excitation energy bands in highly aligned package | Zewu Chen, David M. Gibson, Walter M. Gibson, Adam Bailey, R. Scott Semken +1 more | 2015-06-02 |
| 8817063 | Methods and systems for voice and video messaging | Marc Lefar, Weiping Guo, Joseph Guo, Arthur Wilton, Boaz Zehavi | 2014-08-26 |
| 8625737 | Sample module with sample stream supported and spaced from window, for X-ray analysis system | Zewu Chen, Sony Cheriyan, Jay Burdett | 2014-01-07 |