IFOS, INC.
Patent Owner
Stats
- 24 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Nov 21, 2017 most recent publication
Details
- 24 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 847 Total Citation Count
- Mar 07, 1997 Earliest Filing
- 16 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
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
9823137 Fiber optic temperature sensor insert for high temperature environmentsNov 30, 13Nov 21, 17[G01K, G01J]
9110259 Interleaved aliased AWG filter for continuous wideband wavelength discriminationFeb 06, 15Aug 18, 15[G02B]
8257991 Process for manufacturing shell membrane force and deflection sensorMar 07, 11Sep 04, 12[H01L, G01J, G01L, G02B]
7903907 Force and deflection sensor with shell membrane and optical gratings and method of manufactureApr 10, 08Mar 08, 11[G01J, G01L, G02B]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
8571409 Wavelength-multiplexed optical controller using a ring architectureExpiredNov 11, 11Oct 29, 13[H04B, H04J]
8402834 Fiber optic pressure sensor based on differential signalingExpiredFeb 12, 10Mar 26, 13[G01L]
8165469 Cascade and ring measurement sensor with fixed and variant wavelength encodingExpiredJan 20, 09Apr 24, 12[H04J]
7492994 Integrated fiber tap monitor with variable optical attenuatorExpiredJan 07, 08Feb 17, 09[G02B]
6895132 Multiplexable fiber-optic strain sensor system with temperature compensation capabilityExpiredApr 24, 03May 17, 05[G02B, G01B]
6788835 Multiplexable fiber-optic strain sensor system with temperature compensation capabilityExpiredApr 24, 03Sep 07, 04[G02B, G01B]
6751367 Multiplexable fiber-optic strain sensor system with temperature compensation capabilityExpiredApr 24, 03Jun 15, 04[G02B, G01B]
6719608 Fabrication of devices with fibers engaged to grooves on substratesExpiredApr 19, 02Apr 13, 04[B24B]
6625349 Evanescent optical coupling between a waveguide formed on a substrate and a side-polished fiberExpiredJun 12, 01Sep 23, 03[G02B]
6621951 Thin film structures in devices with a fiber on a substrateExpiredJun 27, 01Sep 16, 03[G02B]
6621952 In-fiber variable optical attenuators and modulators using index-changing liquid mediaExpiredAug 10, 01Sep 16, 03[G02B]
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