Inventor · Tallahassee, FL, US

Hui Li

98Patents
11h-index
131Co-inventors
81Inventor score

Filing activity: Jan 28, 2000 → Jan 27, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
US6429611B1 Rotary and linear motor Electricity 1,418 Expired
US6479920B1 Direct charge radioisotope activation and power generation Physics 68 Expired
US9111575B1 Data storage device employing adaptive feed-forward control in timing loop to compensate for vibration Physics 34 Active
US7301254B1 High efficiency radio isotope energy converters using both charge and kinetic energy of emitted particles Electricity 27 Active
US9495820B1 Electronic combination lock Emerging Cross-Sectional Technologies 26 Active
US9893633B1 Modular multilevel DC-DC converter and associated method of use Emerging Cross-Sectional Technologies 23 Active
US9455645B1 System and method for leakage current suppression in a photovoltaic cascaded multilevel inverter Emerging Cross-Sectional Technologies 21 Active
US6301137A Three-phase current sensor and estimator Electricity 20 Expired
US6334583B1 Planetary high-energy ball mill and a milling method Emerging Cross-Sectional Technologies 18 Expired
US9121199B2 Electronic combination lock Emerging Cross-Sectional Technologies 13 Active
US10432104B2 Control circuit for synchronous rectifier and the method thereof Emerging Cross-Sectional Technologies 12 Active
US9331583B2 Switch mode power supply, control circuit and associated control method Emerging Cross-Sectional Technologies 10 Active
US9343094B1 Data storage device filtering burst correction values before downsampling the burst correction values Physics 9 Active
US9417276B1 Method of locating a fault in a power distribution system comprising at least one cogeneration distributed resource Emerging Cross-Sectional Technologies 9 Active
US7830687B2 Adaptive power electronics interface for hybrid energy systems Electricity 8 Active
US10263456B1 Integrated three-port bidirectional DC-DC converter for renewable energy sources Emerging Cross-Sectional Technologies 7 Active
US8711585B2 High-frequency-link power-conversion system having direct double-frequency ripple current control and method of use Emerging Cross-Sectional Technologies 6 Active
US11027405B2 Power tool Electricity 6 Active
US10116159B1 Family of isolated battery energy storage system (BESS) with multiple functions for DC grid application Emerging Cross-Sectional Technologies 6 Active
US9362924B1 Method and apparatus for fast frequency acquisition in PLL system Electricity 6 Active
US10951124B2 Switching power supply circuit with synchronous rectifier and associated control circuit and control method Emerging Cross-Sectional Technologies 5 Active
US9621073B1 1MHz scalable cascaded Z-source inverter using gallium nitride (GAN) device Emerging Cross-Sectional Technologies 5 Active
USD1008982S1 Contactor General 5 Active
USD1021817S1 Contactor General 4 Active
US9495285B2 Initiating operation of a timing device using a read only memory (ROM) or a one time programmable non volatile memory (OTP NVM) Physics 3 Active

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