Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12237666 | Systems and methods of overvoltage protection for LED lighting | Zhuoyan Li, Liqiang Zhu, Lieyi Fang | 2025-02-25 |
| 11678417 | Systems and methods with TRIAC dimmers for voltage conversion related to light emitting diodes | Zhuoyan Li, Liqiang Zhu, Jun Zhou | 2023-06-13 |
| 11564297 | Systems and methods for segmented constant current control | Liqiang Zhu, Zhuoyan Li | 2023-01-24 |
| 11224105 | Systems and methods with TRIAC dimmers for voltage conversion related to light emitting diodes | Zhuoyan Li, Liqiang Zhu, Jun Zhou | 2022-01-11 |
| 11181241 | Self-ballasted UV light tube device and light | Qing Lan, Shoubao Chen, Ligen Liu | 2021-11-23 |
| 11108328 | Systems and methods for high precision and/or low loss regulation of output currents of power conversion systems | Liqiang Zhu, Yaozhang Chen, Zhuoyan Li, Qiang Luo, Lieyi Fang | 2021-08-31 |
| 10980093 | Systems and methods for segmented constant current control | Liqiang Zhu, Zhuoyan Li | 2021-04-13 |
| 10944325 | Systems and methods for source switching and voltage generation | Jun Zhou, Liqiang Zhu, Qiang Luo, Lieyi Fang | 2021-03-09 |
| 10873263 | Systems and methods of overvoltage protection for LED lighting | Zhuoyan Li, Liqiang Zhu, Lieyi Fang | 2020-12-22 |
| 10687397 | Systems and methods for intelligent dimming control using TRIAC dimmers | Liqiang Zhu, Zhuoyan Li, Lieyi Fang | 2020-06-16 |
| 10448469 | Systems and methods for intelligent dimming control using TRIAC dimmers | Liqiang Zhu, Zhuoyan Li, Lieyi Fang | 2019-10-15 |
| 10342087 | Systems and methods for intelligent dimming control using TRIAC dimmers | Liqiang Zhu, Zhuoyan Li, Lieyi Fang | 2019-07-02 |
| 10334677 | Systems and methods for intelligent dimming control using TRIAC dimmers | Liqiang Zhu, Zhuoyan Li, Lieyi Fang | 2019-06-25 |
| 10256734 | Systems and methods for source switching and voltage generation | Jun Zhou, Liqiang Zhu, Qiang Luo, Lieyi Fang | 2019-04-09 |
| 10243459 | Systems and methods of overvoltage protection for LED lighting | Zhuoyan Li, Liqiang Zhu, Lieyi Fang | 2019-03-26 |
| 10212783 | Systems and methods for overvoltage protection for LED lighting | Zhuoyan Li, Liqiang Zhu, Lieyi Fang | 2019-02-19 |
| 10211740 | Systems and methods for high precision and/or low loss regulation of output currents of power conversion systems | Liqiang Zhu, Yaozhang Chen, Zhuoyan Li, Qiang Luo, Lieyi Fang | 2019-02-19 |
| 10177665 | Systems and methods for high precision and/or low loss regulation of output currents of power conversion systems | Liqiang Zhu, Yaozhang Chen, Zhuoyan Li, Qiang Luo, Lieyi Fang | 2019-01-08 |
| 9883562 | Systems and methods for intelligent dimming control using TRIAC dimmers | Liqiang Zhu, Zhuoyan Li, Lieyi Fang | 2018-01-30 |
| 9780672 | Systems and methods for overvoltage protection for LED lighting | Zhuoyan Li, Liqiang Zhu, Lieyi Fang | 2017-10-03 |
| 9750107 | Systems and methods for intelligent dimming control using TIRAC dimmers | Liqiang Zhu, Zhuoyan Li, Lieyi Fang | 2017-08-29 |
| 9712065 | Systems and methods for source switching and voltage generation | Jun Zhou, Liqiang Zhu, Qiang Luo, Lieyi Fang | 2017-07-18 |
| 9614445 | Systems and methods for high precision and/or low loss regulation of output currents of power conversion systems | Liqiang Zhu, Yaozhang Chen, Zhuoyan Li, Qiang Luo, Lieyi Fang | 2017-04-04 |
| 9585222 | Systems and methods for intelligent dimming control using TRIAC dimmers | Liqiang Zhu, Zhuoyan Li, Lieyi Fang | 2017-02-28 |
| 9426850 | Systems and methods for current matching of LED channels | Meng Li, Liqiang Zhu, Lieyi Fang | 2016-08-23 |