Patent assignee · CN · COMPANY

Delta Electronics (Shanghai) Co., Ltd.

588Patents
585Active
588Granted
63Portfolio score

Filing activity: Oct 21, 2010 → Nov 20, 2024 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
USD864112S1 Power adapter General 31 Active
US10009024B2 Power conversion device, driving device and driving method Electricity 30 Active
US8736240B2 Hold-up time extension circuit for a power converter Electricity 24 Active
US8811048B2 Medium voltage variable frequency driving system Electricity 22 Active
US8670260B2 Multiple inverter and active power filter system Electricity 16 Active
US9867275B2 Modular power supply and method for manufacturing the same Electricity 15 Active
USD909296S1 Power adapter General 15 Active
US9263939B2 Capacitor discharging circuit and converter Emerging Cross-Sectional Technologies 14 Active
US9991811B1 Control method and control apparatus for flyback circuit Emerging Cross-Sectional Technologies 14 Active
US8953347B2 Capacitor discharging circuit and power converter Electricity 12 Active
US8536735B2 Converter with input voltage balance circuit Emerging Cross-Sectional Technologies 10 Active
US10291136B2 Control device and control method Emerging Cross-Sectional Technologies 9 Active
US9019731B2 High-power medium-voltage drive power cell having power elements disposed on both sides of base plate Electricity 9 Active
US11664157B2 Magnetic element and method for manufacturing same Electricity 8 Active
US10333417B2 Device and method for controlling flyback converter Emerging Cross-Sectional Technologies 8 Active
USD758967S1 Adapter General 7 Active
US10608530B1 Resonance switched tank converter with multiple conversion units Emerging Cross-Sectional Technologies 7 Active
US8717783B2 Method and apparatus for regulating gain within a resonant converter Emerging Cross-Sectional Technologies 6 Active
US8997345B2 EMI-preventing socket and manufacturing method thereof Emerging Cross-Sectional Technologies 6 Active
US10381934B2 Multiple parallel-connected resonant converter, inductor-integrated magnetic element and transformer-integrated magnetic element Emerging Cross-Sectional Technologies 5 Active
US10333418B2 Control device and control method Emerging Cross-Sectional Technologies 5 Active
US9620292B2 Direct-current capacitor module and laminated busbar structure thereof Electricity 5 Active
US8421578B2 Magnetic device and method for generating inductance Electricity 5 Active
US8824169B2 Multiple inverter and active power filter system Electricity 5 Active
US11063523B2 DC/DC converter and control method thereof Emerging Cross-Sectional Technologies 5 Active

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