LZ

Liqiang Zhu

OC On-Bright Electronics (Shanghai) Co.: 105 patents #2 of 55Top 4%
Microsoft: 21 patents #1,590 of 40,388Top 4%
SC Suzhou Ruifa Printing Technology Co.: 2 patents #6 of 7Top 90%
CC Crrc Tangshan Co.: 1 patents #32 of 151Top 25%
📍 Shanghai, WA: #2 of 129 inventorsTop 2%
Overall (All Time): #8,465 of 4,157,543Top 1%
129
Patents All Time

Issued Patents All Time

Showing 1–25 of 129 patents

Patent #TitleCo-InventorsDate
12408243 LED lighting systems with TRIAC dimmers and methods thereof Jun Zhou 2025-09-02
12396079 Systems and methods for controlling currents flowing through light emitting diodes Ke Li 2025-08-19
12395061 Controllers configured to detect demagnetization with external bipolar transistors and internal MOS transistors and methods thereof 2025-08-19
12368419 Systems and methods for error amplification and processing Yaozhang Chen, Xiangkun Zhai, Lieyi Fang 2025-07-22
12336069 Constant-current switch-mode power converters for LED lighting and methods thereof Lieyi Fang 2025-06-17
12334886 Systems and methods for error amplification and processing Yaozhang Chen, Xiangkun Zhai, Lieyi Fang 2025-06-17
12301092 Systems and methods for resistance adjustment related to switch-mode power converters Qian Fang, Yaozhang Chen 2025-05-13
12237666 Systems and methods of overvoltage protection for LED lighting Zhuoyan Li, Jiqing Yang, Lieyi Fang 2025-02-25
12238829 Dimming control systems and methods compatible with both analog voltage signals and pulse-width-modulation signals Ke Li, Zhuoyan Li 2025-02-25
12193124 Systems and methods for bleeder control related to TRIAC dimmers associated with LED lighting Jun Zhou 2025-01-07
12089302 Systems and methods for dimming control related to TRIAC dimmers associated with LED lighting Ke Li, Zhuoyan Li 2024-09-10
12027960 Systems and methods for resistance adjustment related to switch-mode power converters Qian Fang, Yaozhang Chen 2024-07-02
12009825 Switch control systems for light emitting diodes and methods thereof Jun Zhou 2024-06-11
11997772 Systems and methods for controlling power factors of led lighting systems Qian Fang, Zhilin Fan, Ke Li 2024-05-28
11936351 Systems and methods for error amplification and processing Yaozhang Chen, Xiangkun Zhai, Lieyi Fang 2024-03-19
11937350 LED lighting systems with TRIAC dimmers and methods thereof Jun Zhou 2024-03-19
11856670 Systems and methods for providing power supply to current controllers associated with LED lighting Zhuoyan Li, Ke Li 2023-12-26
11792901 Systems and methods for bleeder control related to TRIAC dimmers associated with LED lighting Jun Zhou 2023-10-17
11784638 Switch control systems for light emitting diodes and methods thereof Jun Zhou 2023-10-10
11743984 Systems and methods for dimming control related to TRIAC dimmers associated with LED lighting Ke Li, Zhuoyan Li 2023-08-29
11723128 Systems and methods for controlling currents flowing through light emitting diodes Ke Li 2023-08-08
11695401 Switch control systems for light emitting diodes and methods thereof Jun Zhou 2023-07-04
11678417 Systems and methods with TRIAC dimmers for voltage conversion related to light emitting diodes Jiqing Yang, Zhuoyan Li, Jun Zhou 2023-06-13
11638335 LED lighting systems with TRIAC dimmers and methods thereof Jun Zhou 2023-04-25
11570859 LED lighting systems with TRIAC dimmers and methods thereof Jun Zhou 2023-01-31