Long CHEN — 32 Patents at Unknown

Long CHEN has been granted 32 US patents while listed as an inventor at Unknown. The first was granted in 2016 and the most recent in August 2025. Long CHEN ranks #110,428 of 4,157,543 US inventors in our database (top 2.7%). Patent records list Long CHEN in Suzhou, CN.

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #	Title	Co-Inventors	Date
12392813	Arc fault detection circuit employing a window gating circuit	Chengli LI, Guolan Yue	2025-08-19
12388249	Leakage current detection and interruption device	Chengli LI	2025-08-12
12379426	Leakage current detection and interruption device and related electrical connectors and electrical appliances	Chengli LI	2025-08-05
D1082686	Stand for vacuum cleaner	Wenwu Li	2025-07-08
12343400	Brain tumor-targeting peptide and application thereof	Jian LIN, Chengpeng Li, Chaogang Li	2025-07-01
12337192	Method and device for determining rotation speed of gantry, and medical equipment	Jinsheng Li, Qinglong Zhang, Hong Cheng, Hongbin ZHAO, Shifeng FAN	2025-06-24
12326479	Leakage current detection and interruption device and related electrical connectors and electrical appliances	Chengli LI	2025-06-10
12306269	Electrical fault detection and interruption device and related electrical connectors and electrical appliances	Chengli LI, Guolan Yue	2025-05-20
12306270	Electrical fault detection and interruption device and related electrical connectors and electrical appliances	Chengli LI, Guolan Yue	2025-05-20
12292474	Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances	Chengli LI	2025-05-06
12279407	Power cord and related electrical connectors and electrical appliances	Chengli LI	2025-04-15
D1065731	Vacuum cleaner	Wenwu Li	2025-03-04
12237660	Leakage current detection and interruption device, electrical connector and electrical appliance	Chengli LI, Guolan Yue	2025-02-25
12237665	Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances	Chengli LI	2025-02-25
12206231	Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances	Chengli LI, Guolan Yue	2025-01-21
12173955	Hinge and refrigeration equipment	Yanping Li, Huawei Zhang, Rong WANG, Pengkai Liu	2024-12-24
12105157	Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances	Chengli LI, Shengyun NIE	2024-10-01
12046893	Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances	Chengli LI	2024-07-23
11974392	Circuit board and display device	Lu Li, Lvshui Tan	2024-04-30
11973334	Power cord with leakage current detection and interruption function	Chengli LI	2024-04-30
11842638	Parallel remote control driving system for intelligent network vehicle	Feiyue Wang, Bin Tian, Yunfeng AI, JING-WEI LI, Li Li +1 more	2023-12-12
11658475	Leakage current detection and interruption device, electrical connector and electrical appliance	Chengli LI	2023-05-23
11600984	Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances	Chengli LI	2023-03-07
11489331	Leakage current detection and protection device, and power connector and electrical appliance employing the same	Chengli LI	2022-11-01
11444448	Leakage current detection and protection device, and power connector and electrical appliance employing the same	Chengli LI	2022-09-13

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Long CHEN — 32 Patents

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