Assignee
APA OPTICS INC
US15 patents
Top patents by PatentIndex Score
US5296395AMar 22, 1994
Method of making a high electron mobility transistor
APA OPTICS INC353 citations97
US5146465ASep 8, 1992
Aluminum gallium nitride laser
APA OPTICS INC169 citations97
US5477383ADec 19, 1995
Optical array method and apparatus
APA OPTICS INC82 citations96
US5608826AMar 4, 1997
Wavelength division multiplexed optical modulator and multiplexing method using same
APA OPTICS INC60 citations95
US5192987AMar 9, 1993
High electron mobility transistor with GaN/Alx Ga1-x N heterojunctions
APA OPTICS INC550 citations95
US5793912AAug 11, 1998
Tunable receiver for a wavelength division multiplexing optical apparatus and method
APA OPTICS INC54 citations94
US5278435AJan 11, 1994
High responsivity ultraviolet gallium nitride detector
APA OPTICS INC195 citations93
US6104074AAug 15, 2000
Schottky barrier detectors for visible-blind ultraviolet detection
APA OPTICS INC115 citations92
US5071210ADec 10, 1991
Sandwich reflection hologram
APA OPTICS INC36 citations92
US4902088AFeb 20, 1990
Integrated optic device for laser beam scanning
APA OPTICS INC37 citations92
US5450510ASep 12, 1995
Wavelength division multiplexed optical modulator and multiplexing method using same
APA OPTICS INC37 citations91
US5182670AJan 26, 1993
Narrow band algan filter
APA OPTICS INC100 citations91
US4759595AJul 26, 1988
Integrated optic switch
APA OPTICS INC43 citations91
US6441934B1Aug 27, 2002
Multiplexer and demultiplexer for single mode optical fiber communication links
APA OPTICS INC29 citations90
US6647209B1Nov 11, 2003
Multiplexer and demultiplexer for single mode optical fiber communication links
APA OPTICS INC12 citations71