Inventor · Shanghai, CN

Jun Liu

47Patents
4h-index
132Co-inventors
66Inventor score

Filing activity: Mar 18, 1996 → Jun 13, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
USD972090S1 Drain filter General 20 Active
US5751189A Charge amplifier for MOS imaging array and method of making same Electricity 16 Expired
US6351283B1 Charge amplifier for MOS imaging array Electricity 12 Expired
US10209615B2 Simulating near field image in optical lithography Physics 5 Active
US9075423B2 Generating a regulated signal from another regulated signal Physics 4 Active
US8368377B2 Voltage regulator architecture Physics 3 Active
US10355601B2 Switched-mode power supplies having burst mode operation for reduced power consumption Emerging Cross-Sectional Technologies 3 Active
US9991799B2 Switch mode power supplies including primary side clamping circuits controlled based on secondary side signals Emerging Cross-Sectional Technologies 2 Active
US10924030B2 Modular power supply system Electricity 2 Active
US10367496B2 Gate voltage control circuit of insulated gate bipolar transistor and control method thereof Electricity 2 Active
US11463016B2 Modular power supply system Electricity 2 Active
US9642587B2 High-voltage medical power supply device and controlling method thereof Emerging Cross-Sectional Technologies 1 Active
US11678826B2 Magnetometer used for cardiac magnetic field measurement and based on nitrogen-vacancy (NV) centers in diamond, and cardiac magnetic field measurement system Emerging Cross-Sectional Technologies 1 Active
US10727664B2 Temperature protection circuit Electricity 1 Active
US11183947B2 Modular power supply system Electricity 1 Active
US11101740B2 Modular power supply system Electricity 1 Active
US9482445B2 Heat pump water heater with heat utilization balance processor and heat utilization balance processor thereof Emerging Cross-Sectional Technologies 1 Active
US8476942B2 Summation circuit in DC-DC converter Electricity 1 Active
US11614464B2 System for simultaneously and microscopically measuring vapor cell coating film energy transfer and relaxation characteristics at nanometer scales Physics 1 Active
US12009695B2 Power conversion system Emerging Cross-Sectional Technologies 0 Active
US12242483B2 Data base system and method for maintaining a data base Physics 0 Active
US11750087B2 Totem pole bridgeless PFC power converters Emerging Cross-Sectional Technologies 0 Active
US11855423B2 Apparatus for dismounting and mounting high-voltage line T-connector in hot-line operation Electricity 0 Active
US8258828B2 Summation circuit in DC-DC converter Electricity 0 Active
US10340787B2 Power factor correction stage control during start-up for efficient use of a negative temperature coefficient thermistor Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.