EXFO ELECTRO-OPTICAL ENGINEERING INC.
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Mar 18, 2010 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 155 Total Citation Count
- Jul 17, 1991 Earliest Filing
- 4 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
5521392 Light cure system with closed loop control and work piece recordingApr 29, 94May 28, 96[G21G, A61N]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2003/0075,676 Apparatus for measuring state of polarization of a lightwaveAbandonedOct 23, 02Apr 24, 03[G02F]
6204924 Method and apparatus for measuring polarization mode dispersion of optical devicesExpiredFeb 23, 99Mar 20, 01[G01B]
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