Assignee
OPTOPLAN AS
NO·48 granted patents·951 citations·filing 1996–2015
Top patents by PatentIndex Score
48 records- 0196US10247581B2Interferometric optical fibre sensor system and method of interrogationOPTOPLAN AS·Filed 2015·Granted Apr 2, 2019·13 cites·20 claims
- 0296US5844927AOptical fiber distributed feedback laserOPTOPLAN AS·Filed 1996·Granted Dec 1, 1998·155 cites·23 claims
- 0394US7366055B2Ocean bottom seismic sensing systemOPTOPLAN AS·Filed 2006·Granted Apr 29, 2008·31 cites·29 claims
- 0490US7157693B2Optical wavelength interrogatorOPTOPLAN AS·Filed 2006·Granted Jan 2, 2007·21 cites·14 claims
- 0588US6680472B1Device for measuring of optical wavelengthsOPTOPLAN AS·Filed 2000·Granted Jan 20, 2004·60 cites·10 claims
- 0687US7551517B2Seabed seismic station packagingOPTOPLAN AS·Filed 2006·Granted Jun 23, 2009·25 cites·22 claims
- 0787US7336365B2Method and apparatus for suppression of crosstalk and noise in time-division multiplexed interferometric sensor systemsOPTOPLAN AS·Filed 2005·Granted Feb 26, 2008·12 cites·19 claims
- 0887US6276215B1Sensor for measuring strainOPTOPLAN AS·Filed 1998·Granted Aug 21, 2001·64 cites·8 claims
- 0986US6097487ADevice for measurement of optical wavelengthsOPTOPLAN AS·Filed 1998·Granted Aug 1, 2000·92 cites·10 claims
- 1085US6788418B1Method and apparatus for interrogation of birefringent FBG sensorsOPTOPLAN AS·Filed 2000·Granted Sep 7, 2004·28 cites·11 claims
- 1184US7081959B2Method and apparatus for providing polarization insensitive signal processing for interferometric sensorsOPTOPLAN AS·Filed 2003·Granted Jul 25, 2006·22 cites·52 claims
- 1283US7660206B2Ocean bottom seismic stationOPTOPLAN AS·Filed 2005·Granted Feb 9, 2010·22 cites·22 claims
- 1383US7060967B2Optical wavelength interrogatorOPTOPLAN AS·Filed 2004·Granted Jun 13, 2006·25 cites·24 claims
- 1482US7688673B2Connector nodes for interrogating optical fiber sensor arraysOPTOPLAN AS·Filed 2007·Granted Mar 30, 2010·12 cites·20 claims
- 1581US7245382B2Downhole optical sensor system with referenceOPTOPLAN AS·Filed 2003·Granted Jul 17, 2007·28 cites·31 claims
- 1681US7088878B2Method and apparatus for producing depolarized lightOPTOPLAN AS·Filed 2003·Granted Aug 8, 2006·23 cites·10 claims
- 1780US7268884B2Wavelength reference system for optical measurementsOPTOPLAN AS·Filed 2003·Granted Sep 11, 2007·24 cites·29 claims
- 1880US6888125B2Fiber optic sensing systems and method of use thereofOPTOPLAN AS·Filed 2001·Granted May 3, 2005·22 cites·12 claims
- 1979US10001362B2Processing data from a distributed fibre-optic interferometric sensor systemOPTOPLAN AS·Filed 2014·Granted Jun 19, 2018·4 cites·16 claims
- 2079US9703007B2Method of producing a seismic streamer cableOPTOPLAN AS·Filed 2013·Granted Jul 11, 2017·3 cites·22 claims
- 2179US7466422B2Method and apparatus for suppression of crosstalk and noise in time-division multiplexed interferometric sensor systemsOPTOPLAN AS·Filed 2007·Granted Dec 16, 2008·7 cites·13 claims
- 2278US6856401B1Elimination of polarization fading in unbalanced optical measuring interferometersOPTOPLAN AS·Filed 2000·Granted Feb 15, 2005·21 cites·13 claims
- 2376US7510349B2Ocean bottom seismic station installationOPTOPLAN AS·Filed 2006·Granted Mar 31, 2009·15 cites·15 claims
- 2476US6915686B2Downhole sub for instrumentationOPTOPLAN AS·Filed 2003·Granted Jul 12, 2005·52 cites·18 claims
- 2574US6384404B1Device for measuring a bending loadOPTOPLAN AS·Filed 1998·Granted May 7, 2002·34 cites·7 claims
- 2670US7171093B2Method for preparing an optical fibre, optical fibre and use of suchOPTOPLAN AS·Filed 2002·Granted Jan 30, 2007·11 cites·20 claims
- 2769US7433045B2Active coherence reduction for interferometer interrogationOPTOPLAN AS·Filed 2004·Granted Oct 7, 2008·16 cites·73 claims
- 2869US7359061B2Method and apparatus for providing polarization insensitive signal processing for interferometric sensorsOPTOPLAN AS·Filed 2006·Granted Apr 15, 2008·4 cites·10 claims
- 2967US7558155B2Optical sensor interrogation with wavelength grouping in time slotsOPTOPLAN AS·Filed 2007·Granted Jul 7, 2009·5 cites·11 claims
- 3065US7480056B2Multi-pulse heterodyne sub-carrier interrogation of interferometric sensorsOPTOPLAN AS·Filed 2004·Granted Jan 20, 2009·10 cites·10 claims
- 3164US7679994B2Bi-directional interrogation of optical sensorsOPTOPLAN AS·Filed 2007·Granted Mar 16, 2010·4 cites·19 claims
- 3262US7916303B2Non-uniform sampling to extend dynamic range of interferometric sensorsOPTOPLAN AS·Filed 2007·Granted Mar 29, 2011·6 cites·21 claims
- 3362US7206075B2Method and apparatus for reducing crosstalk interference in an inline Fabry-Perot sensor arrayOPTOPLAN AS·Filed 2006·Granted Apr 17, 2007·2 cites·23 claims
- 3462US7113287B2Method and apparatus for reducing crosstalk interference in an inline Fabry-Perot sensor arrayOPTOPLAN AS·Filed 2006·Granted Sep 26, 2006·2 cites·21 claims
- 3559US7715015B2Adaptive mixing for high slew ratesOPTOPLAN AS·Filed 2007·Granted May 11, 2010·2 cites·25 claims
- 3658US7243543B2Highly sensitive accelerometerOPTOPLAN AS·Filed 2004·Granted Jul 17, 2007·16 cites·18 claims
- 3758US6343173B2Gold coated signal cableOPTOPLAN AS·Filed 1999·Granted Jan 29, 2002·28 cites·10 claims
- 3857US6693923B2Waveguide laser sourceOPTOPLAN AS·Filed 2001·Granted Feb 17, 2004·7 cites·16 claims
- 3956US6816649B2FBG production systemOPTOPLAN AS·Filed 2002·Granted Nov 9, 2004·5 cites·25 claims
- 4054US7969817B2Ocean bottom seismic stationOPTOPLAN AS·Filed 2009·Granted Jun 28, 2011·2 cites·11 claims
- 4151US9482767B2Ocean bottom seismic stationOPTOPLAN AS·Filed 2013·Granted Nov 1, 2016·0 cites·7 claims
- 4250US7539080B2Grating design for use in a seismic sensing systemOPTOPLAN AS·Filed 2007·Granted May 26, 2009·1 cites·22 claims
- 4347US7679989B2Ocean bottom seismic stationOPTOPLAN AS·Filed 2007·Granted Mar 16, 2010·1 cites·14 claims
- 4447US7449636B2Cable bend stiffenerOPTOPLAN AS·Filed 2007·Granted Nov 11, 2008·1 cites·14 claims
- 4546US10677945B2Hydrophone housingOPTOPLAN AS·Filed 2013·Granted Jun 9, 2020·0 cites·13 claims
- 4645US6321603B1Pressure sensorOPTOPLAN AS·Filed 1998·Granted Nov 27, 2001·10 cites·13 claims
- 4737US6655188B2Method and system for calibrating a conversion unit of a fiber optic sensor headOPTOPLAN AS·Filed 2000·Granted Dec 2, 2003·3 cites·12 claims
- 4830US6466726B1Device for fastening optical fibresOPTOPLAN AS·Filed 1999·Granted Oct 15, 2002·0 cites·4 claims
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