CORETEK, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204
 
  
 
H01S DEVICES USING STIMULATED EMISSION191

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6591032 Optical switching and attenuation systems and methods thereforJun 11, 02Jul 08, 03[G02B]
6498800 Double etalon optical wavelength reference deviceAug 10, 00Dec 24, 02[H01S]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6825680 Automated semiconductor probing deviceExpiredJun 20, 01Nov 30, 04[G01R]
6804270 Efficient fiber-semiconductor tunable laser sourceExpiredJul 20, 01Oct 12, 04[H01S]
6795477 Method for modulating an optically pumped, tunable vertical cavity surface emitting laser (VCSEL)ExpiredAug 11, 00Sep 21, 04[H01S]
6784984 Method and apparatus for improved testing of optical circuit modulesExpiredMar 29, 02Aug 31, 04[G01N]
6775316 Method and apparatus for integrating a vertical cavity surface emitting laser with a optical amplifierExpiredFeb 20, 02Aug 10, 04[H01S]
6768757 Cavity mirror for optically-pumped vertical-cavity surface-emitting laser (VCSEL)ExpiredMar 29, 02Jul 27, 04[H01S]
6762938 Apparatus and method for providing auxiliary cooling and thermal stability to an opto-electronic componentExpiredDec 13, 01Jul 13, 04[H05K]
6757063 Method and apparatus for precision alignment and assembly of opto-electronic components for fiber-optic networksExpiredMar 29, 02Jun 29, 04[G01B]
6744792 Wavelength stabilization of tunable lasers by current modulationExpiredOct 26, 00Jun 01, 04[H01S]
2004/0096,145 Optical switching and attenuation systems and methods thereforAbandonedJul 07, 03May 20, 04[G02B]
6718233 Placement of an optical component on a substrateExpiredMar 29, 02Apr 06, 04[G05B]
6665076 Wavelength reference deviceExpiredAug 23, 00Dec 16, 03[G01B]
6645784 Microelectromechanically tunable, confocal, vertical cavity surface emitting laser and fabry-perot filterExpiredApr 29, 02Nov 11, 03[H01L]
6639922 Wavelength locker and optical system using the sameExpiredDec 13, 01Oct 28, 03[H01S]
6639932 Vertical-cavity surface-emitting laser (VCSEL) with cavity compensated gainExpiredDec 14, 01Oct 28, 03[H01S]
6600846 Single-etalon, multi-point wavelength calibration reference and fully integrated optical system using the sameExpiredJan 15, 01Jul 29, 03[G02B]
6594022 Wavelength reference deviceExpiredAug 23, 00Jul 15, 03[G01B]
6584126 Tunable Fabry-Perot filter and tunable vertical cavity surface emitting laserExpiredDec 28, 00Jun 24, 03[H01S]
6526079 Single etalon optical wavelength reference deviceExpiredAug 10, 00Feb 25, 03[H01S]
6519386 Light coupling apparatus and methodExpiredJan 25, 99Feb 11, 03[G02B]

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