Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1077514 | Soap dispenser | — | 2025-06-03 |
| D1077515 | Soap dispenser | — | 2025-06-03 |
| 12238829 | Dimming control systems and methods compatible with both analog voltage signals and pulse-width-modulation signals | Ke Li, Liqiang Zhu | 2025-02-25 |
| 12237666 | Systems and methods of overvoltage protection for LED lighting | Liqiang Zhu, Jiqing Yang, Lieyi Fang | 2025-02-25 |
| 12089302 | Systems and methods for dimming control related to TRIAC dimmers associated with LED lighting | Ke Li, Liqiang Zhu | 2024-09-10 |
| D1016517 | Soap dispenser | — | 2024-03-05 |
| 11856670 | Systems and methods for providing power supply to current controllers associated with LED lighting | Ke Li, Liqiang Zhu | 2023-12-26 |
| D1007183 | Soap dispenser | — | 2023-12-12 |
| D1001541 | Soap dispenser | — | 2023-10-17 |
| 11743984 | Systems and methods for dimming control related to TRIAC dimmers associated with LED lighting | Ke Li, Liqiang Zhu | 2023-08-29 |
| 11678417 | Systems and methods with TRIAC dimmers for voltage conversion related to light emitting diodes | Jiqing Yang, Liqiang Zhu, Jun Zhou | 2023-06-13 |
| 11564297 | Systems and methods for segmented constant current control | Liqiang Zhu, Jiqing Yang | 2023-01-24 |
| 11564299 | Systems and methods for providing power supply to current controllers associated with LED lighting | Ke Li, Liqiang Zhu | 2023-01-24 |
| D966737 | Hand-washing apparatus | — | 2022-10-18 |
| 11405992 | Systems and methods for dimming control related to TRIAC dimmers associated with LED lighting | Ke Li, Liqiang Zhu | 2022-08-02 |
| 11224105 | Systems and methods with TRIAC dimmers for voltage conversion related to light emitting diodes | Jiqing Yang, Liqiang Zhu, Jun Zhou | 2022-01-11 |
| 11108328 | Systems and methods for high precision and/or low loss regulation of output currents of power conversion systems | Liqiang Zhu, Jiqing Yang, Yaozhang Chen, Qiang Luo, Lieyi Fang | 2021-08-31 |
| 11026304 | Systems and methods for stage-based control related to TRIAC dimmers | Liqiang Zhu, Xueyou Ling, Jun Zhou, Lieyi Fang | 2021-06-01 |
| 10999903 | Systems and methods for stage-based control related to TRIAC dimmers | Liqiang Zhu, Xueyou Ling, Jun Zhou, Lieyi Fang | 2021-05-04 |
| 10980093 | Systems and methods for segmented constant current control | Liqiang Zhu, Jiqing Yang | 2021-04-13 |
| 10873263 | Systems and methods of overvoltage protection for LED lighting | Liqiang Zhu, Jiqing Yang, Lieyi Fang | 2020-12-22 |
| 10785837 | Systems and methods for stage-based control related to TRIAC dimmers | Liqiang Zhu, Xueyou Ling, Jun Zhou, Lieyi Fang | 2020-09-22 |
| 10687397 | Systems and methods for intelligent dimming control using TRIAC dimmers | Liqiang Zhu, Jiqing Yang, Lieyi Fang | 2020-06-16 |
| 10448469 | Systems and methods for intelligent dimming control using TRIAC dimmers | Liqiang Zhu, Jiqing Yang, Lieyi Fang | 2019-10-15 |
| 10375785 | Systems and methods for stage-based control related to TRIAC dimmers | Liqiang Zhu, Xueyou Ling, Jun Zhou, Lieyi Fang | 2019-08-06 |