Inventor · Anyang-si, KR

Hak-Jun Lee

17Patents
2h-index
19Co-inventors
47Inventor score

Filing activity: May 8, 2003 → Aug 7, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US10658955B2 Sensorless control system for permanent magnet synchronous machine Electricity 2 Active
US10498216B1 Device for controlling inverter Emerging Cross-Sectional Technologies 2 Active
US10597412B2 Epoxy compound, mixture, composition, and cured product comprising same, method for preparing same, and use thereof Chemistry; Metallurgy 1 Active
US9929676B2 Method for controlling three phase equivalent voltage of multilevel inverter Electricity 1 Active
US6889721B1 Liquid crystal display panel, method of fabricating the same and apparatus thereof Physics 1 Expired
US10529967B2 Battery pack including reinforcement supporting member Emerging Cross-Sectional Technologies 1 Active
US9793845B2 Method for restarting induction machine Electricity 1 Active
US10141881B2 Apparatus for controlling inverter Electricity 0 Active
US10707463B2 Battery pack minimized with mounting space for device Emerging Cross-Sectional Technologies 0 Active
US10186984B1 Inverter control device Electricity 0 Active
US11456691B2 Inverter control device Electricity 0 Active
US7483111B2 Liquid crystal display panel, method of fabricating the same and apparatus thereof Physics 0 Expired
US11711028B2 Inverter control device and method Electricity 0 Active
US9899936B2 Offset voltage generator and method for generating an offset voltage of three-phase inverter Emerging Cross-Sectional Technologies 0 Active
US9812940B2 Offset voltage generator and method for generating an offset voltage of three-phase inverter Emerging Cross-Sectional Technologies 0 Active
US9806652B2 System of controlling induction electric motor Electricity 0 Active
US11482963B2 Inverter control device Electricity 0 Active

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