Inventor · Daejeon, KR

In Kui CHO

60Patents
7h-index
59Co-inventors
75Inventor score

Filing activity: Oct 4, 2002 → May 23, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7220065B2 Connection apparatus for parallel optical interconnect module and parallel optical interconnect module using the same Electricity 64 Expired
US7460760B2 Optical waveguide master and method of manufacturing the same Physics 41 Active
US9246359B2 Apparatus for harvesting leakage energy Electricity 20 Active
US7149389B2 Optical printed circuit board system having tapered waveguide Electricity 20 Expired
US8471774B2 Apparatus and method for measuring antenna radiation patterns Physics 11 Active
US6877912B2 Electro-optical circuit board having optical transmit/receive module and optical waveguide Electricity 11 Expired
US6912332B2 Parallel optical interconnection module and method for manufacturing the same Electricity 9 Expired
US8400248B2 Wireless power transfer device Electricity 7 Active
US8478212B2 Apparatus and method for wirelessly transmitting and receiving energy and data Electricity 6 Active
US6955564B2 Differential pair interconnection apparatus Electricity 5 Expired
US9054745B2 Apparatus for transmitting/receiving energy using a resonance structure in an energy system Electricity 5 Active
US8466375B2 Apparatus for reducing electric field and radiation field in magnetic resonant coupling coils or magnetic induction device for wireless energy transfer Electricity 4 Active
US8368604B2 Apparatus and method for measuring radiated power of terminal Physics 2 Active
US9041253B2 Direct feeding apparatus for impedance matching of wireless power transmission device, and transmitter and receiver using the same Electricity 2 Active
US11502555B2 System and method for wireless power transmission Electricity 1 Active
US10910864B2 Wireless power transmitting device and method Emerging Cross-Sectional Technologies 1 Active
US9837830B2 Wireless power transmitting method and apparatus using dual-loop in-phase feeding Electricity 1 Active
US10122202B2 Energy charging apparatus and method Electricity 1 Active
US9438314B2 Apparatus and method for wirelessly transmitting and receiving energy and data Electricity 1 Active
US10476159B2 Coaxial resonance coil having toroidal shape for wireless power transmission Electricity 1 Active
US7478954B2 Structure and method for optical connection between optical transmitter and optical receiver Electricity 1 Active
US10199853B2 Wireless charging apparatus based on three-dimensional (3D) wireless charging zone Electricity 1 Active
US9293950B2 Wireless power transmission apparatus Emerging Cross-Sectional Technologies 1 Active
US12316140B2 Reduction coil for wireless charging and electromagnetic wave reduction apparatus including reduction coil Electricity 0 Active
US9543790B2 Apparatus for transmitting magnetic resonance wireless power using higher order mode resonance, receiving terminal, and method for transmitting and receiving wireless power using the same Electricity 0 Active

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