APA ENTERPRISES, INC.
Patent Owner
Stats
- 2 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Apr 13, 2006 most recent publication
Details
- 2 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 492 Total Citation Count
- Mar 25, 1986 Earliest Filing
- 10 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Recent Publications
- No Recent Publications to Display
Recent Patents
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2006/0076,502 Method and apparatus for a photodetector responsive over a selectable wavelength rangeAbandonedOct 05, 05Apr 13, 06[G01J]
6647209 Multiplexer and demultiplexer for single mode optical fiber communication linksExpiredJul 26, 99Nov 11, 03[H04J]
2003/0150,998 Device and method for ultraviolet radiation monitoringAbandonedApr 15, 03Aug 14, 03[G01J]
6441934 Multiplexer and demultiplexer for single mode optical fiber communication linksExpiredNov 13, 98Aug 27, 02[H04J]
6104074 Schottky barrier detectors for visible-blind ultraviolet detectionExpiredDec 08, 98Aug 15, 00[H01L]
5793912 Tunable receiver for a wavelength division multiplexing optical apparatus and methodExpiredDec 18, 96Aug 11, 98[G02B]
5608826 Wavelength division multiplexed optical modulator and multiplexing method using sameExpiredJun 07, 95Mar 04, 97[G02B]
5450510 Wavelength division multiplexed optical modulator and multiplexing method using sameExpiredJun 09, 94Sep 12, 95[G02B]
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