Inventor · disambiguated record
Heikki Seppä
Also filed as: SEPPA HEIKKI · SEPPAE HEIKKI · SEPPAE HEIKKI J · SEPPÄ HEIKKI
37 granted patents·14 pending applications·550 citations·filing 1990–2024
97Inventor score
Top patents by PatentIndex Score
51 records- 0196US7248128B2Reference oscillator frequency stabilizationNOKIA CORP·Filed 2005·Granted Jul 24, 2007·169 cites·7 claims
- 0295US9011762B2Method for manufacturing conductors and semiconductorsSEPPÄ HEIKKI·Filed 2007·Granted Apr 21, 2015·66 cites·38 claims
- 0393US7145402B2Multi-mode frequency synthesizer with temperature compensationNOKIA CORP·Filed 2005·Granted Dec 5, 2006·47 cites·21 claims
- 0487US10145729B2Intermodulation sensor platform based on mechanical resonatorTEKNOLOGIAN TUTKIMUSKESKUS VTT OY·Filed 2013·Granted Dec 4, 2018·9 cites·19 claims
- 0587US5488295AMethod and apparatus for cancelling noise of a low-noise sensorVALTION TEKNILLINEN·Filed 1991·Granted Jan 30, 1996·60 cites·7 claims
- 0685US8029722B2Method of fabricating structures based on nanoparticlesVALTION TEKNILLINEN·Filed 2008·Granted Oct 4, 2011·12 cites·28 claims
- 0781US9202093B2Methods for enhancing the accuracy of environment measurements using a remote-access apparatusNUMMILA KAJ·Filed 2011·Granted Dec 1, 2015·12 cites·15 claims
- 0871US9476975B2Non-linear resonating sensor and a methodVIIKARI VILLE·Filed 2012·Granted Oct 25, 2016·3 cites·11 claims
- 0971US8136403B2Micromechanical sensor, sensor array and methodSEPPA HEIKKI·Filed 2006·Granted Mar 20, 2012·6 cites·38 claims
- 1071US7714593B2Radiofrequency based sensor arrangement and a methodUPM KYMMENE CORP·Filed 2004·Granted May 11, 2010·18 cites·19 claims
- 1170US9043992B2Method and system for object localizationVIIKARI VILLE·Filed 2010·Granted Jun 2, 2015·3 cites·17 claims
- 1270US6819246B1Method and apparatus for converting electromagnetic energy of objectsVALTION TEKNILLINEN·Filed 2000·Granted Nov 16, 2004·15 cites·28 claims
- 1369US7259555B2Method for determining the hardening depth of steelSTRESSTECH OY·Filed 2003·Granted Aug 21, 2007·10 cites·22 claims
- 1465US9322906B2Wireless MEMS sensor and method of reading the sameSEPPÄ HEIKKI·Filed 2010·Granted Apr 26, 2016·3 cites·19 claims
- 1560US8850893B2Device for measuring pressure, variation in acoustic pressure, a magnetic field, acceleration, vibration, or the composition of a gasSEPPA HEIKKI·Filed 2008·Granted Oct 7, 2014·5 cites·28 claims
- 1659US2025100886A1Methods of fabrication and use of carbon nanotube polyanionsVIRTANEN JORMA·Filed 2024·Application pending·0 cites
- 1757US7671721B2Remote sensor, device and method for activating selected remote sensor componentsVALTION TEKNILLINEN·Filed 2004·Granted Mar 2, 2010·5 cites·7 claims
- 1856US5824914AMethod and arrangement for measuring the flow velocity of a liquid, particularly waterORAS OY·Filed 1997·Granted Oct 20, 1998·24 cites·20 claims
- 1954US9647577B2Power collector structure and methodSEPPÄ HEIKKI·Filed 2011·Granted May 9, 2017·0 cites·27 claims
- 2054US7808254B2Micromechanical microwave power meterSEPPA HEIKKI·Filed 2009·Granted Oct 5, 2010·2 cites·24 claims
- 2151US2025176930A1Audio head, sensor head, device and method of analysing property of target using sameSONAI HEALTH OY·Filed 2023·Application pending·0 cites
- 2250US10673537B2Sensor and a sensor systemSEPPA HEIKKI·Filed 2011·Granted Jun 2, 2020·1 cites·15 claims
- 2348US6734353B2Method for attenuating interference in a magnetically shielded roomVALTION TEKNILLINEN·Filed 2000·Granted May 11, 2004·5 cites·12 claims
- 2447US8063369B2Bolometer element, bolometer cell, bolometer camera and methodSEPPAE HEIKKI·Filed 2008·Granted Nov 22, 2011·1 cites·38 claims
- 2547US7915097B2Electronic module with conductivity transformation region, method of manufacture and applications thereofVALTION TEKNILLINEN·Filed 2008·Granted Mar 29, 2011·0 cites·18 claims
- 2647US7759160B2Method for producing conductor structures and applications thereofVALTION TEKNILLINEN·Filed 2008·Granted Jul 20, 2010·0 cites·18 claims
- 2747US2010026459A1Rfid reading device and method in an rfid reading deviceVALTION TEKNILLINEN·Filed 2007·Application pending·0 cites
- 2846US8916089B2Method and apparatus related to nanoparticle systemsALLEN MARK·Filed 2008·Granted Dec 23, 2014·0 cites·18 claims
- 2946US6657442B1Micromechanical alternating and direct voltage reference apparatusVALTION TEKNILLINEN·Filed 1999·Granted Dec 2, 2003·15 cites·9 claims
- 3045US6066948ASquid magnetometer having resistor-capacitor damping circuitsFiled 1995·Granted May 23, 2000·11 cites·8 claims
- 3142US7724143B2Antenna construction, for example for an RFID transponder systemVALTION TEKNILLINEN·Filed 2006·Granted May 25, 2010·0 cites·17 claims
- 3242US7675035B2Coupling and method for a transition-edge bolometerVALTION TEKNILLINEN·Filed 2006·Granted Mar 9, 2010·0 cites·12 claims
- 3342US5354130AMethod and apparatus for measuring the temperature of an electrically conductive materialVALTION TEKNILLINEN·Filed 1990·Granted Oct 11, 1994·16 cites·2 claims
- 3442US2007084934A1Method for detecting objects and a system for solving content of a symbolAVANTONE OY·Filed 2004·Application pending·0 cites
- 3541US8955751B2Method and device for identifying an electronic codeSEPPÄ HEIKKI·Filed 2009·Granted Feb 17, 2015·0 cites·18 claims
- 3640US2009184804A1Method and apparatus for monitoring a buildingSEPPA HEIKKI·Filed 2007·Application pending·0 cites
- 3740US2009033469A1Remote Detector And Method And Use Of A Remote DetectorVALTION TEKNILLINEN·Filed 2006·Application pending·0 cites
- 3838US6049211AMethod and apparatus for determination of fiber orientation in paper or paperboard webVALMET AUTOMATION·Filed 1996·Granted Apr 11, 2000·10 cites·24 claims
- 3938US2005098289A1Measurement method and apparatus in the manufacture of paper or paperboardFiled 2004·Application pending·0 cites
- 4038US2007176773A1Rfid spoilage sensor for packaged food and drugsSMOLANDER MARIA·Filed 2002·Application pending·0 cites
- 4136US7548074B2Micromechanical microwave power meterSEPPAE HEIKKI·Filed 2005·Granted Jun 16, 2009·0 cites·20 claims
- 4236US6513388B1Micromechanical precision silicon scaleVALTION TEKNILLINEN·Filed 1999·Granted Feb 4, 2003·9 cites·7 claims
- 4336US5530346AMethod and apparatus for determining the size and shape of a slot by measuring a magnetic field produced along an edge thereofTAMPELLA OY VALMET·Filed 1993·Granted Jun 25, 1996·9 cites·26 claims
- 4436US2010253477A1Rfid reading device and a method in an rfid reading deviceSEPPAE HEIKKI·Filed 2008·Application pending·0 cites
- 4535US2009051617A1Rfid Transponder and its Blank and Method of Construction for Manufacturing the Rfid TransponderMERILAINEN OLAVI·Filed 2007·Application pending·0 cites
- 4633US2009058603A1Rfid Reading Apparatus and MethodVALTION TEKNILLINEN·Filed 2006·Application pending·0 cites
- 4733US2013112755A1Programmable printed electric code, method of manufacturing the same and a programming deviceALLEN MARK·Filed 2010·Application pending·0 cites
- 4831US6630657B1Method and system for electrically controlling the spacing between micromechanical electrodesVALTION TEKNILLINEN·Filed 1999·Granted Oct 7, 2003·4 cites·13 claims
- 4930US2012046571A1Method and apparatus for detecting ethanolVARPULA TIMO·Filed 2010·Application pending·0 cites
- 5029US9212954B2Method for temperature measurementLAMY JEROME·Filed 2010·Granted Dec 15, 2015·0 cites·8 claims
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