Inventor · Suwon-si, KR

Ju-han Lee

36Patents
7h-index
55Co-inventors
72Inventor score

Filing activity: Aug 25, 1999 → Nov 2, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7136559B2 Optical fibre-based devices utilising the Raman effect Physics 26 Expired
US6317254A Parallel optical fiber amplifier with high power conversion Electricity 23 Expired
US6222670A Long-band optical fiber amplifier with enhanced power conversion efficiency Electricity 15 Expired
USD664679S1 Member for windows and doors General 14 Active
US7003180B2 Apparatus for providing timing jitter tolerant optical modulation of a first signal by a second signal Physics 10 Expired
US7246313B2 Apparatus and method for authoring multimedia document Physics 9 Expired
USD664680S1 Member for windows and doors General 9 Active
US9155702B2 Composition and microsphere for controlled-release of exendin, and method preparing the same Human Necessities 6 Active
US8130783B2 Method of joining a cell using a proxy coordinator, and a network therefor Electricity 5 Active
USD664681S1 Member for windows and doors General 4 Active
US6330384A High-power and wide-band fiber optic light source Electricity 4 Expired
US9881008B2 Content participation translation apparatus and method Physics 3 Active
US7643490B2 Live content switching method, source device, and sink device Electricity 2 Active
US7889107B2 Digital-to-analog converter Physics 2 Active
USD664678S1 Member for windows and doors General 2 Active
USD664267S1 Member for windows and doors General 2 Active
US6473549B1 Multi-stage fiber amplifier with flattened gain curves Electricity 2 Expired
US8107392B2 Method and apparatus for packet aggregation in power line communication network Electricity 1 Active
US8555058B2 Method of distributing group IDs in PLC network, method of receiving group IDs in PLC network, authentication apparatus, and PLC apparatus Electricity 1 Active
US8270782B2 Optical fiber sensor Physics 1 Active
US8266316B2 Client apparatus and method of streaming content, and computer readable recording medium storing program for performing the method Electricity 1 Active
US8320243B2 Method of classifying data and transmitting data in a PLC network and apparatus therefor Electricity 1 Active
US7315534B2 Channel time allocation method and apparatus Electricity 1 Expired
US8811560B2 System of controlling steam generator level during main feed-water control valve transfer for nuclear power plant Emerging Cross-Sectional Technologies 1 Active
US8169923B2 Power line communication method and apparatus Electricity 1 Active

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