Assignee
OCEAN POWER TECHNOLOGIES INC
US·40 granted patents·2,472 citations·filing 1995–2007
Top patents by PatentIndex Score
40 records- 0198US7323790B2Wave energy converters (WECs) with linear electric generators (LEGs)OCEAN POWER TECHNOLOGIES INC·Filed 2005·Granted Jan 29, 2008·111 cites·15 claims
- 0298US6424079B1Energy harvesting eelOCEAN POWER TECHNOLOGIES INC·Filed 1999·Granted Jul 23, 2002·182 cites·7 claims
- 0397US7305823B2Active impedance matching systems and methods for wave energy converterOCEAN POWER TECHNOLOGIES INC·Filed 2005·Granted Dec 11, 2007·57 cites·33 claims
- 0497US7224077B2Bluff body energy converterOCEAN POWER TECHNOLOGIES INC·Filed 2005·Granted May 29, 2007·85 cites·1 claims
- 0597US7168532B2Wave energy converter (WEC) with magnetic brakingOCEAN POWER TECHNOLOGIES INC·Filed 2005·Granted Jan 30, 2007·43 cites·16 claims
- 0696US7443046B2Wave energy converter utilizing internal reaction mass and springOCEAN POWER TECHNOLOGIES INC·Filed 2006·Granted Oct 28, 2008·60 cites·22 claims
- 0796US6291904B1Wave energy converter utilizing pressure differencesOCEAN POWER TECHNOLOGIES INC·Filed 1999·Granted Sep 18, 2001·104 cites·8 claims
- 0896US6229225B1Surface wave energy capture systemOCEAN POWER TECHNOLOGIES INC·Filed 1998·Granted May 8, 2001·107 cites·3 claims
- 0996US5814921AFrequency multiplying piezoelectric generatorsOCEAN POWER TECHNOLOGIES INC·Filed 1995·Granted Sep 29, 1998·110 cites·11 claims
- 1095US7362003B2Coil switching circuit for linear electric generatorOCEAN POWER TECHNOLOGIES INC·Filed 2005·Granted Apr 22, 2008·44 cites·33 claims
- 1195US7348764B2Coil switching of an electric generatorOCEAN POWER TECHNOLOGIES INC·Filed 2006·Granted Mar 25, 2008·45 cites·25 claims
- 1295US6731019B2Apparatus and method for optimizing the power transfer produced by a wave energy converter (WEC)OCEAN POWER TECHNOLOGIES INC·Filed 2001·Granted May 4, 2004·77 cites·27 claims
- 1395US6300689B1Electric power generating systemOCEAN POWER TECHNOLOGIES INC·Filed 1999·Granted Oct 9, 2001·105 cites·13 claims
- 1495US5552657AGeneration of electrical energy by weighted, resilient piezoelectric elementsOCEAN POWER TECHNOLOGIES INC·Filed 1995·Granted Sep 3, 1996·103 cites·5 claims
- 1594US7878734B2Heave plate with improved characteristicsOCEAN POWER TECHNOLOGIES INC·Filed 2007·Granted Feb 1, 2011·40 cites·4 claims
- 1694US7140180B2Wave energy converter (WEC) device and systemOCEAN POWER TECHNOLOGIES INC·Filed 2004·Granted Nov 28, 2006·66 cites·7 claims
- 1794US7141888B2Antirotational structures for wave energy convertersOCEAN POWER TECHNOLOGIES INC·Filed 2005·Granted Nov 28, 2006·56 cites·11 claims
- 1893US7476137B2Expandable wave energy conversion systemOCEAN POWER TECHNOLOGIES INC·Filed 2006·Granted Jan 13, 2009·28 cites·12 claims
- 1993US6772592B2Float dependent wave energy deviceOCEAN POWER TECHNOLOGIES INC·Filed 2003·Granted Aug 10, 2004·112 cites·14 claims
- 2093US6768216B1Wave energy converters utilizing pressure differencesOCEAN POWER TECHNOLOGIES INC·Filed 2000·Granted Jul 27, 2004·88 cites·8 claims
- 2193US6522048B1Sensors for power conversion systemsOCEAN POWER TECHNOLOGIES INC·Filed 2001·Granted Feb 18, 2003·75 cites·16 claims
- 2292US7877994B2Wave energy converter (WEC) with heave platesOCEAN POWER TECHNOLOGIES INC·Filed 2007·Granted Feb 1, 2011·30 cites·32 claims
- 2392US7310944B2Wave energy converters (WECs) with velocity multiplicationOCEAN POWER TECHNOLOGIES INC·Filed 2005·Granted Dec 25, 2007·29 cites·9 claims
- 2492US5578889APiezoelectric generation of electrical power from surface waves on bodies of water using suspended weighted membersOCEAN POWER TECHNOLOGIES INC·Filed 1995·Granted Nov 26, 1996·81 cites·4 claims
- 2591US7781903B2Wave energy converter with air compression (WECWAC)OCEAN POWER TECHNOLOGIES INC·Filed 2007·Granted Aug 24, 2010·33 cites·10 claims
- 2691US5552656ASelf-powered anti-fouling device for watercraftOCEAN POWER TECHNOLOGIES INC·Filed 1995·Granted Sep 3, 1996·73 cites·3 claims
- 2790US6933623B2Wave energy converters utilizing pressure differencesOCEAN POWER TECHNOLOGIES INC·Filed 2004·Granted Aug 23, 2005·48 cites·8 claims
- 2889US5512795APiezoelectric electric energy generatorOCEAN POWER TECHNOLOGIES INC·Filed 1995·Granted Apr 30, 1996·62 cites·8 claims
- 2988US7594780B2Damping platesOCEAN POWER TECHNOLOGIES INC·Filed 2007·Granted Sep 29, 2009·23 cites·14 claims
- 3088US6528928B1Switched resonant power conversion electronicsOCEAN POWER TECHNOLOGIES INC·Filed 2001·Granted Mar 4, 2003·38 cites·44 claims
- 3187US6617705B1Protection arrangement for natural energy power generation systemsOCEAN POWER TECHNOLOGIES INC·Filed 1999·Granted Sep 9, 2003·58 cites·1 claims
- 3287US5621264AWater craft using piezoelectric materialsOCEAN POWER TECHNOLOGIES INC·Filed 1995·Granted Apr 15, 1997·52 cites·9 claims
- 3386US7658067B2Tunable wave energy converterOCEAN POWER TECHNOLOGIES INC·Filed 2006·Granted Feb 9, 2010·16 cites·6 claims
- 3485US6768217B2Wave energy converter system of improved efficiency and survivabilityOCEAN POWER TECHNOLOGIES INC·Filed 2002·Granted Jul 27, 2004·64 cites·7 claims
- 3584US6376968B1Field-induced piezoelectricity for electrical power generationOCEAN POWER TECHNOLOGIES INC·Filed 1998·Granted Apr 23, 2002·43 cites·4 claims
- 3682US7397152B2Circuitry for increasing efficiency of a linear electric generatorOCEAN POWER TECHNOLOGIES INC·Filed 2005·Granted Jul 8, 2008·15 cites·21 claims
- 3779US5548177APiezoelectric generator protectionOCEAN POWER TECHNOLOGIES INC·Filed 1995·Granted Aug 20, 1996·60 cites·12 claims
- 3878US7886680B2Mooring of arrays of buoy-like WECsOCEAN POWER TECHNOLOGIES INC·Filed 2007·Granted Feb 15, 2011·18 cites·7 claims
- 3974US7965980B2Cell buoy systemOCEAN POWER TECHNOLOGIES INC·Filed 2007·Granted Jun 21, 2011·13 cites·14 claims
- 4060US6201336B1DC bias scheme for field induced piezoelectric power generatorsOCEAN POWER TECHNOLOGIES INC·Filed 1999·Granted Mar 13, 2001·18 cites·4 claims
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