Patent assignee · US · COMPANY

EMCORE CORPORATION

209Patents
115Active
209Granted
61Portfolio score

Filing activity: Jul 3, 1986 → Nov 29, 2022 · 77 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6492625B1 Apparatus and method for controlling temperature uniformity of substrates Electricity 459 Expired
US6001183A Wafer carriers for epitaxial growth processes Chemistry; Metallurgy 426 Expired
US5759281A CVD reactor for uniform heating with radiant heating filaments Chemistry; Metallurgy 375 Expired
US6600100B2 Solar cell having an integral monolithically grown bypass diode Emerging Cross-Sectional Technologies 202 Expired
US5835677A Liquid vaporizer system and method Chemistry; Metallurgy 157 Expired
US5336324A Apparatus for depositing a coating on a substrate Chemistry; Metallurgy 133 Expired
US6682228B2 Connector housing for fiber-optic module Physics 121 Expired
US6404125B1 Method and apparatus for performing wavelength-conversion using phosphors with light emitting diodes Electricity 114 Expired
US7466925B2 Directly modulated laser optical transmission system Electricity 106 Active
US6746889B1 Optoelectronic device with improved light extraction Electricity 106 Expired
US7071407B2 Method and apparatus of multiplejunction solar cell structure with high band gap heterojunction middle cell Emerging Cross-Sectional Technologies 91 Expired
US7126078B2 Sub-micron adjustable mount for supporting a component and method Physics 86 Expired
US4838983A Gas treatment apparatus and method Chemistry; Metallurgy 80 Expired
US5835678A Liquid vaporizer system and method Chemistry; Metallurgy 58 Expired
US6413839B1 Semiconductor device separation using a patterned laser projection Emerging Cross-Sectional Technologies 58 Expired
US7941053B2 Optical transceiver for 40 gigabit/second transmission Electricity 55 Active
US6863444B2 Housing and mounting structure Electricity 50 Expired
US6902990B2 Semiconductor device separation using a patterned laser projection Emerging Cross-Sectional Technologies 49 Expired
US6680432B2 Apparatus and method for optimizing the efficiency of a bypass diode in multijunction solar cells Emerging Cross-Sectional Technologies 48 Expired
US4714091A Modular gas handling apparatus Emerging Cross-Sectional Technologies 47 Expired
US6366018B1 Apparatus for performing wavelength-conversion using phosphors with light emitting diodes Electricity 46 Expired
US6197121A Chemical vapor deposition apparatus Chemistry; Metallurgy 46 Expired
US6958498B2 Optimized contact design for flip-chip LED Electricity 46 Expired
US7021836B2 Attenuator and conditioner Electricity 42 Expired
US7291839B1 Subcentimeter radiation detection and frequency domain spectroscopy Physics 39 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.