Inventor · disambiguated record
David L. Churchill
Also filed as: CHURCHILL DAVID · CHURCHILL DAVID L · CHURCHILL DAVID LAWRENCE
49 granted patents·6 pending applications·2,614 citations·filing 1989–2024
99Inventor score
Top patents by PatentIndex Score
55 records- 0199US7839058B1Wideband vibration energy harvesterMICROSTRAIN INC·Filed 2008·Granted Nov 23, 2010·101 cites·40 claims
- 0299US7429805B2Energy harvesting for wireless sensor operation and data transmissionMICROSTRAIN INC·Filed 2004·Granted Sep 30, 2008·110 cites·27 claims
- 0399US7256505B2Shaft mounted energy harvesting for wireless sensor operation and data transmissionMICROSTRAIN INC·Filed 2004·Granted Aug 14, 2007·183 cites·110 claims
- 0499US7170201B2Energy harvesting for wireless sensor operation and data transmissionMICROSTRAIN INC·Filed 2004·Granted Jan 30, 2007·123 cites·34 claims
- 0599US7081693B2Energy harvesting for wireless sensor operation and data transmissionMICROSTRAIN INC·Filed 2003·Granted Jul 25, 2006·284 cites·124 claims
- 0698US11443569B1Systems and methods for battery management for a vehicleBETA AIR LLC·Filed 2021·Granted Sep 13, 2022·22 cites·20 claims
- 0798US8024980B2Independently calibrated wireless structural load sensorMICROSTRAIN INC·Filed 2009·Granted Sep 27, 2011·63 cites·22 claims
- 0898US8011255B2Shaft mounted energy harvesting for wireless sensor operation and data transmissionMICROSTRAIN INC·Filed 2007·Granted Sep 6, 2011·63 cites·72 claims
- 0998US7719416B2Energy harvesting, wireless structural health monitoring systemMICROSTRAIN INC·Filed 2006·Granted May 18, 2010·137 cites·98 claims
- 1098US7692365B2Slotted beam piezoelectric compositeMICROSTRAIN INC·Filed 2006·Granted Apr 6, 2010·49 cites·28 claims
- 1198US7672781B2Miniaturized wireless inertial sensing systemMICROSTRAIN INC·Filed 2006·Granted Mar 2, 2010·123 cites·54 claims
- 1297US8319402B1Bowl-shaped wide-band vibration energy harvesterCHURCHILL DAVID L·Filed 2010·Granted Nov 27, 2012·23 cites·51 claims
- 1397US7898157B2Piezoelectric composite beam with automatically adjustable natural frequencyMICROSTRAIN INC·Filed 2010·Granted Mar 1, 2011·17 cites·46 claims
- 1497US7747415B1Sensor powered event loggerMICROSTRAIN INC·Filed 2006·Granted Jun 29, 2010·73 cites·45 claims
- 1597US7461560B2Strain gauge with moisture barrier and self-testing circuitMICROSTRAIN INC·Filed 2005·Granted Dec 9, 2008·53 cites·101 claims
- 1697US7365455B2Energy harvesting for wireless sensor operation and data transmissionMICRO STRAIN INC·Filed 2004·Granted Apr 29, 2008·79 cites·53 claims
- 1796US8638217B2Energy harvesting, wireless structural health monitoring system with time keeper and energy storage devicesARMS STEVEN W·Filed 2010·Granted Jan 28, 2014·36 cites·64 claims
- 1896US7639135B2Identifying substantially related objects in a wireless sensor networkMICROSTRAIN INC·Filed 2005·Granted Dec 29, 2009·60 cites·59 claims
- 1996US6808499B1Therapeutic and diagnostic needling device and methodUNIV VERMONT·Filed 2002·Granted Oct 26, 2004·187 cites·39 claims
- 2096US6423014B1Therapeutic and diagnostic needling device and methodUNIV VERMONT·Filed 2000·Granted Jul 23, 2002·187 cites·11 claims
- 2195US8154177B1Wide-band vibration energy harvester with stopCHURCHILL DAVID L·Filed 2010·Granted Apr 10, 2012·12 cites·38 claims
- 2295US8010308B1Inertial measurement system with self correctionMICROSTRAIN INC·Filed 2008·Granted Aug 30, 2011·45 cites·39 claims
- 2395US7668667B2Miniature stimulating and sensing systemMICROSTRAIN INC·Filed 2006·Granted Feb 23, 2010·43 cites·77 claims
- 2494US11983971B2Systems and methods for battery management for a vehicleBETA AIR LLC·Filed 2022·Granted May 14, 2024·3 cites·20 claims
- 2594US8134282B1Wide-band vibration energy harvester with restoring springCHURCHILL DAVID L·Filed 2010·Granted Mar 13, 2012·9 cites·28 claims
- 2694US7646135B1Integrated piezoelectric composite and support circuitMICROSTRAIN INC·Filed 2006·Granted Jan 12, 2010·35 cites·45 claims
- 2793US11643196B1Teetering propulsor assembly of an electric vertical takeoff and landing aircraftBETA AIR LLC·Filed 2022·Granted May 9, 2023·4 cites·20 claims
- 2893US11420736B1System and method for vibration monitoring of an electric aircraftBETA AIR LLC·Filed 2021·Granted Aug 23, 2022·3 cites·20 claims
- 2993US7781943B1Capacitive discharge energy harvesting converterMICRO STRAIN INC·Filed 2008·Granted Aug 24, 2010·31 cites·24 claims
- 3093US7361998B2Energy harvesting for wireless sensor operation and data transmissionMICROSTRAIN INC·Filed 2004·Granted Apr 22, 2008·86 cites·48 claims
- 3192US7880370B2Piezoelectric composite with tapered beamMICROSTRAIN INC·Filed 2010·Granted Feb 1, 2011·7 cites·37 claims
- 3290US9090339B2Wireless structural health monitoring system with synchronized timekeeperARMS STEVEN W·Filed 2011·Granted Jul 28, 2015·21 cites·56 claims
- 3390US8325030B2Heat stress, plant stress and plant health monitor systemTOWNSEND CHRISTOPHER P·Filed 2007·Granted Dec 4, 2012·26 cites·50 claims
- 3484US6852113B2Internal osteotomy fixation deviceORTHOPAEDIC DESIGNS LLC·Filed 2001·Granted Feb 8, 2005·193 cites·24 claims
- 3580US2024409225A1Propulsor assembly powered by a dual motor systemBETA AIR LLC·Filed 2024·Application pending·0 cites
- 3679US11840351B2Aircraft for self-neutralizing flightBETA AIR LLC·Filed 2021·Granted Dec 12, 2023·1 cites·19 claims
- 3779US8490482B2Component and circuit with moisture barrier, transmitter, and protective coverARMS STEVEN W·Filed 2011·Granted Jul 23, 2013·4 cites·73 claims
- 3878US12065255B2Propulsor assembly powered by a dual motor systemBETA AIR LLC·Filed 2023·Granted Aug 20, 2024·0 cites·20 claims
- 3978US11794915B2Method and system for a two-motor propulsion system for an electric aircraftBETA AIR LLC·Filed 2022·Granted Oct 24, 2023·1 cites·16 claims
- 4077US8499628B2Cover for protecting component from shear forceARMS STEVEN W·Filed 2010·Granted Aug 6, 2013·2 cites·23 claims
- 4177US5000535AFiber optics light barCHURCHILL DAVID L·Filed 1989·Granted Mar 19, 1991·36 cites·10 claims
- 4276US8136408B2Strain sensor mounted with light curable adhesiveARMS STEVEN W·Filed 2011·Granted Mar 20, 2012·4 cites·29 claims
- 4373US11787550B1Propulsor assembly powered by a dual motor systemBETA AIR LLC·Filed 2022·Granted Oct 17, 2023·0 cites·20 claims
- 4470US5572818AFiber optic light bar for edge lighted signageFiled 1995·Granted Nov 12, 1996·37 cites·1 claims
- 4567US2023415885A1Teetering propulsor assembly of an electric vertical takeoff and landing aircraftBETA AIR LLC·Filed 2023·Application pending·0 cites
- 4666US8490481B2Strain gauge with moisture barrierARMS STEVEN W·Filed 2008·Granted Jul 23, 2013·4 cites·41 claims
- 4762US5111367AFiber optic lighting deviceCHURCHILL DAVID L·Filed 1991·Granted May 5, 1992·25 cites·15 claims
- 4860US7952721B2Optical linear and rotation displacement sensorMICROSTRAIN INC·Filed 2008·Granted May 31, 2011·0 cites·54 claims
- 4958US12466552B2Pilot-controlled position guidance for VTOL aircraftBETA AIR LLC·Filed 2021·Granted Nov 11, 2025·0 cites·20 claims
- 5049US2011060535A1Method of Operating a Rotatable PartARMS STEVEN W·Filed 2010·Application pending·0 cites
Showing the top 50 of 55 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →