Inventor · Asan-si, KR

Young-Chul Lee

59Patents
9h-index
138Co-inventors
81Inventor score

Filing activity: Jul 23, 1993 → Feb 19, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
US7985848B2 Pharmaceutical composition for preventing and treating diabetes or glucose control abnormality comprising ginsenosides Human Necessities 49 Active
US6268454A Amino acid silicon polymer, method for preparing the same, cosmetic particles surface-treated with the same, and cosmetic composition containing the particles Chemistry; Metallurgy 29 Expired
USD489033S1 Front face of a vehicle wheel General 23 Expired
USD497132S1 Front face of a vehicle wheel General 16 Expired
US7897182B2 Composition comprising bamboo extract and the compounds isolated therefrom showing treating and preventing activity for inflammatory and blood circulation disease Human Necessities 13 Active
US9844576B2 Compositions and methods for managing weight Human Necessities 13 Active
US7738237B2 Tunable inter-digital capacitor and method of manufacturing the same Emerging Cross-Sectional Technologies 10 Active
USD488421S1 Front face of a vehicle wheel General 10 Expired
US7763882B2 Organic light-emitting device comprising buffer layer and method for fabricating the same Electricity 9 Expired
US8326334B2 Apparatus and method for managing spam number in mobile communication terminal Electricity 6 Active
US8247007B2 Composition for treating atopic dermatitis comprising extracts of bamboo and Scutellaria Human Necessities 5 Active
US7455733B2 Fluorescent material coating apparatus and method of coating fluorescent substance using the same Performing Operations; Transporting 5 Expired
US8058796B2 Organic light emitting device having surface-treated bottom electrode Electricity 4 Active
US8496426B2 Pick and place apparatus for electronic device inspection equipment, picking apparatus thereof, and method for loading electronic devices onto loading element Emerging Cross-Sectional Technologies 4 Active
US8008661B2 Insert module for a test handler Physics 3 Active
US7170224B2 Electrode for organic light emitting device and organic light emitting device comprising the same Emerging Cross-Sectional Technologies 3 Expired
US9399891B2 Drilling system having slot for underwater storage of BOP assembly Fixed Constructions 3 Active
USD497868S1 Front face of a vehicle wheel General 3 Expired
US7547564B2 Method of manufacturing device having flexible substrate and device having flexible substrate manufactured using the same Electricity 3 Active
US9758330B2 Bill aligning apparatus Performing Operations; Transporting 3 Active
US5407981A Method for the preparation of copolyester elastomer having high viscosity Chemistry; Metallurgy 2 Expired
US9580263B2 Apparatus for automatically aligning bill and skew control unit Performing Operations; Transporting 2 Active
US8771761B2 Composition for treating atopic dermatitis comprising extracts of bamboo and scutellaria Human Necessities 2 Active
US8628069B2 Apparatus for guiding and aligning semiconductor chip package Physics 2 Active
US6511890B2 Method of fabricating a semiconductor device Electricity 1 Expired

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