Inventor · Buk-myeon, KR

Kyu Han Lee

21Patents
10h-index
23Co-inventors
75Inventor score

Filing activity: Aug 25, 1977 → Aug 19, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US7084420B2 Nitride based semiconductor device Electricity 468 Expired
US4428403A Conduit having spirally wound monofilament material Emerging Cross-Sectional Technologies 46 Expired
US7173288B2 Nitride semiconductor light emitting device having electrostatic discharge (ESD) protection capacity Electricity 35 Expired
US6844569B1 Fabrication method of nitride-based semiconductors and nitride-based semiconductor fabricated thereby Electricity 34 Expired
US4289623A Hollow fiber dialysis Performing Operations; Transporting 31 Expired
US4218313A Dialysis apparatus and technique Emerging Cross-Sectional Technologies 25 Expired
US6150713A Lead frame for semiconductor package and lead frame plating method Electricity 14 Expired
US4496458A Dialysis apparatus and technique Human Necessities 14 Expired
US4622140A Device useful in the treatment of blood Human Necessities 13 Expired
US6469386B1 Lead frame and method for plating the same Electricity 12 Expired
US6232651A Lead frame for semiconductor device Electricity 9 Expired
US4271014A Dialysis apparatus and technique Human Necessities 3 Expired
US7893443B2 Nitride based semiconductor light-emitting device Electricity 3 Expired
US7777245B2 Nitride semiconductor light emitting device Electricity 3 Active
US8455906B2 Semiconductor light-emitting device with improved light extraction efficiency Electricity 2 Active
US8901949B2 Probe card for testing a semiconductor chip Physics 1 Active
US9459286B2 Large-area probe card and method of manufacturing the same Emerging Cross-Sectional Technologies 1 Active
US8071994B2 Semiconductor light-emitting device with improved light extraction efficiency Electricity 1 Active
US7692201B2 Semiconductor light-emitting device with improved light extraction efficiency Electricity 1 Expired
US8258539B2 Nitride semiconductor light emitting device Electricity 1 Active
US8415708B2 Nitride based semiconductor light-emitting device Electricity 0 Active

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