Patent assignee · CN · INDIVIDUAL

Ze Chen

29Patents
28Active
29Granted
47Portfolio score

Filing activity: Aug 4, 2003 → Jan 24, 2023

Most-cited patents

PatentTitleAreaCited byStatus
USD825469S1 Ground fault circuit interrupter General 25 Active
USD856935S1 Power supply socket General 22 Active
USD851042S1 Power supply socket General 22 Active
USD878298S1 Power supply socket General 17 Active
USD909309S1 Power supply socket General 17 Active
US8779875B2 Receptacle type ground fault circuit interrupter with reverse wire protection Electricity 15 Active
USD887362S1 Ground fault circuit interrupter General 13 Active
USD908093S1 Power supply socket General 9 Active
US10410816B2 Hybrid arc / ground fault circuit interrupter and methods of operation thereof Electricity 3 Active
US10439387B2 Advanced ground fault circuit interrupters (GFCI) and methods of operation thereof Electricity 2 Active
US10594131B2 Power supply grounding fault protection circuit Electricity 2 Active
US10243350B2 Protection circuit and ground fault circuit interrupter Electricity 2 Active
US9601289B2 Ground fault circuit interrupter Electricity 2 Active
US6913418B2 Underwater building unit and methods of installation and application thereof Emerging Cross-Sectional Technologies 2 Expired
US11349298B2 Power supply grounding fault protection circuit Electricity 1 Active
US10177555B2 Reverse grounding protection circuit and ground fault circuit interrupter Electricity 0 Active
US11594390B2 Self-test mechanisms for end-of-life detection and response for circuit interrupter devices Electricity 0 Active
US11190005B2 Reverse grounding protection circuit and ground fault circuit interrupter Electricity 0 Active
US10033180B2 Ground fault protection circuit and ground fault circuit interrupter Electricity 0 Active
US11205552B2 Hybrid arc/ground fault circuit interrupter and methods of operation thereof Electricity 0 Active
US12368015B2 Self-test mechanisms for end-of-life detection and response for circuit interrupter devices Electricity 0 Active
US10903031B2 Hybrid arc and ground fault circuit interrupter Electricity 0 Active
US10409238B2 Smart power socket and smart home system Emerging Cross-Sectional Technologies 0 Active
US10476252B2 Arc fault circuit interrupter (AFCI) with arc signature detection Electricity 0 Active
US9947500B2 Ground fault circuit interrupter Electricity 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.