Chengli LI — 64 Patents at Unknown

Chengli LI has been granted 64 US patents while listed as an inventor at Unknown. The first was granted in 2002 and the most recent in September 2025. Chengli LI ranks #34,494 of 4,157,543 US inventors in our database (top 0.83%). Patent records list Chengli LI in Suzhou, CN.

Issued Patents All Time

Showing 1–25 of 64 patents

Patent #	Title	Co-Inventors	Date
12413006	Safety shield assembly for power receptacle and related power receptacle	Xiaoming Zhang	2025-09-09
12392813	Arc fault detection circuit employing a window gating circuit	Long CHEN, Guolan Yue	2025-08-19
12388249	Leakage current detection and interruption device	Long CHEN	2025-08-12
12379426	Leakage current detection and interruption device and related electrical connectors and electrical appliances	Long CHEN	2025-08-05
12340963	Trip and reset mechanism for leakage current detection and interruption device	Xiaoming Zhang	2025-06-24
12326479	Leakage current detection and interruption device and related electrical connectors and electrical appliances	Long CHEN	2025-06-10
12306269	Electrical fault detection and interruption device and related electrical connectors and electrical appliances	Long CHEN, Guolan Yue	2025-05-20
12306270	Electrical fault detection and interruption device and related electrical connectors and electrical appliances	Long CHEN, Guolan Yue	2025-05-20
12292474	Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances	Long CHEN	2025-05-06
12279407	Power cord and related electrical connectors and electrical appliances	Long CHEN	2025-04-15
12266881	Safety shield assembly for power receptacle and related power receptacle	Xiaoming Zhang	2025-04-01
12237665	Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances	Long CHEN	2025-02-25
12237660	Leakage current detection and interruption device, electrical connector and electrical appliance	Long CHEN, Guolan Yue	2025-02-25
12206231	Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances	Long CHEN, Guolan Yue	2025-01-21
12119593	Power plug with leakage current detection interrupter	Xiaoming Zhang	2024-10-15
12105157	Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances	Long CHEN, Shengyun NIE	2024-10-01
12046893	Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances	Long CHEN	2024-07-23
12034257	Power plug with leakage current protection and adapted to be assembled with a power cord	Xiaoming Zhang, Fei Lin	2024-07-09
12027805	Power plug and control circuit with indicator light	Xiaoming Zhang, Fei Lin	2024-07-02
11973334	Power cord with leakage current detection and interruption function	Long CHEN	2024-04-30
11949193	Leakage current protection device with illumination function	Xiaoming Zhang, Shengyun NIE	2024-04-02
11808822	Leakage current detection interrupter	Xiaoming Zhang, Zenghui LV	2023-11-07
11658475	Leakage current detection and interruption device, electrical connector and electrical appliance	Long CHEN	2023-05-23
11600984	Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances	Long CHEN	2023-03-07
11536777	Intelligent leakage current detection and interruption device for power cord	Shengyun NIE	2022-12-27

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Chengli LI — 64 Patents

Issued Patents All Time

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