Inventor · Eindhoven, NL

Daniel A. Steigerwald

35Patents
19h-index
39Co-inventors
81Inventor score

Filing activity: Feb 18, 1997 → Jul 29, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6784463B2 III-Phospide and III-Arsenide flip chip light-emitting devices Electricity 299 Expired
US6547249B2 Monolithic series/parallel led arrays formed on highly resistive substrates Electricity 262 Expired
US6885035B2 Multi-chip semiconductor LED assembly Electricity 136 Expired
US7048412B2 Axial LED source Mechanical Engineering; Lighting; Heating 128 Expired
US6828596B2 Contacting scheme for large and small area semiconductor light emitting flip chip devices Electricity 118 Expired
US6730940B1 Enhanced brightness light emitting device spot emitter Electricity 86 Expired
US6455878B1 Semiconductor LED flip-chip having low refractive index underfill Electricity 75 Expired
US6891197B2 Semiconductor LED flip-chip with dielectric coating on the mesa Electricity 68 Expired
US6630689B2 Semiconductor LED flip-chip with high reflectivity dielectric coating on the mesa Electricity 65 Expired
US6844571B2 III-nitride light-emitting device with increased light generating capability Electricity 57 Expired
US6969946B2 Enhanced brightness light emitting device spot emitter Electricity 53 Expired
US7095061B2 Contacting scheme for large and small area semiconductor light emitting flip chip devices Electricity 40 Expired
US7348212B2 Interconnects for semiconductor light emitting devices Electricity 36 Expired
US6946309B2 III-Phosphide and III-Arsenide flip chip light-emitting devices Electricity 34 Expired
US6977396B2 High-powered light emitting device with improved thermal properties Electricity 28 Expired
US6914272B2 Formation of Ohmic contacts in III-nitride light emitting devices Electricity 28 Expired
US6657300B2 Formation of ohmic contacts in III-nitride light emitting devices Electricity 27 Expired
US6946685B1 Light emitting semiconductor method and device Electricity 25 Expired
US6933535B2 Light emitting devices with enhanced luminous efficiency Electricity 22 Expired
US5909051A Minority carrier semiconductor devices with improved stability Electricity 14 Expired
US7015054B2 Semiconductor light emitting device and method Electricity 13 Expired
US7652304B2 Contacting scheme for large and small area semiconductor light emitting flip chip devices Electricity 12 Active
US7345323B2 Formation of Ohmic contacts in III-nitride light emitting devices Electricity 7 Expired
US6756186B2 Producing self-aligned and self-exposed photoresist patterns on light emitting devices Emerging Cross-Sectional Technologies 6 Expired
US7351599B2 High-powered light emitting device with improved thermal properties Electricity 6 Active

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