Inventor · disambiguated record
Randolph K. Armstrong
Also filed as: ARMSTRONG RANDOLPH · ARMSTRONG RANDOLPH K · ARMSTRONG RANDOLPH KERRY
59 granted patents·9 pending applications·2,394 citations·filing 1987–2023
99Inventor score
Files withCYBERONICS INC20ARMSTRONG RANDOLPH K17INTERMEDICS INC10SULZER INTERMEDICS INC4EVERHEART SYSTEMS INC3
Top patents by PatentIndex Score
68 records- 0197US11065437B2Cardiac support systems and methods for chronic useEVERHEART SYSTEMS INC·Filed 2019·Granted Jul 20, 2021·15 cites·14 claims
- 0295US10994139B2Devices, systems, and methods for stimulation therapyNEUSPERA MEDICAL INC·Filed 2017·Granted May 4, 2021·19 cites·19 claims
- 0395US8551163B2Cardiac support systems and methods for chronic useABER GREG S·Filed 2011·Granted Oct 8, 2013·78 cites·33 claims
- 0494US8901775B2Implantable wireless power systemARMSTRONG RANDOLPH K·Filed 2011·Granted Dec 2, 2014·39 cites·56 claims
- 0594US7751891B2Power supply monitoring for an implantable deviceCYBERONICS INC·Filed 2004·Granted Jul 6, 2010·77 cites·9 claims
- 0694US7454245B2Trained and adaptive response in a neurostimulatorCYBERONICS INC·Filed 2005·Granted Nov 18, 2008·101 cites·27 claims
- 0793US7561918B2Autocapture in a neurostimulatorCYBERONICS INC·Filed 2005·Granted Jul 14, 2009·100 cites·37 claims
- 0892US8306627B2Dosing limitation for an implantable medical deviceARMSTRONG RANDOLPH K·Filed 2011·Granted Nov 6, 2012·40 cites·20 claims
- 0992US7974701B2Dosing limitation for an implantable medical deviceCYBERONICS INC·Filed 2007·Granted Jul 5, 2011·81 cites·15 claims
- 1090US7489561B2Implantable medical device with reconfigurable non-volatile programCYBERONICS INC·Filed 2005·Granted Feb 10, 2009·62 cites·24 claims
- 1188US8260426B2Method, apparatus and system for bipolar charge utilization during stimulation by an implantable medical deviceARMSTRONG RANDOLPH K·Filed 2008·Granted Sep 4, 2012·55 cites·20 claims
- 1288US4776206ALeak testing by gas flow signature analysisXETRON CORP·Filed 1987·Granted Oct 11, 1988·69 cites·14 claims
- 1387US11129985B2Devices, systems, and methods for stimulation therapyNEUSPERA MEDICAL INC·Filed 2016·Granted Sep 28, 2021·4 cites·23 claims
- 1487US8437853B2Safe-mode operation of an implantable medical deviceINMAN DANA MICHAEL·Filed 2012·Granted May 7, 2013·24 cites·20 claims
- 1586US7996079B2Input response override for an implantable medical deviceCYBERONICS INC·Filed 2006·Granted Aug 9, 2011·44 cites·11 claims
- 1684US9839732B2Wireless power systemEVERHEART SYSTEMS INC·Filed 2014·Granted Dec 12, 2017·10 cites·49 claims
- 1784US8600521B2Implantable medical device having multiple electrode/sensor capability and stimulation based on sensed intrinsic activityARMSTRONG RANDOLPH K·Filed 2005·Granted Dec 3, 2013·31 cites·20 claims
- 1884US7869867B2Implantable neurostimulator with refractory stimulationCYBERONICS INC·Filed 2006·Granted Jan 11, 2011·34 cites·23 claims
- 1984US7711419B2Neurostimulator with reduced sizeCYBERONICS INC·Filed 2005·Granted May 4, 2010·37 cites·32 claims
- 2083US7643881B2Neurostimulation with activation based on changes in body temperatureCYBERONICS INC·Filed 2006·Granted Jan 5, 2010·29 cites·15 claims
- 2181US9802048B2Variable output ramping for an implantable medical deviceCYBERONICS INC·Filed 2014·Granted Oct 31, 2017·12 cites·16 claims
- 2281US7567840B2Lead condition assessment for an implantable medical deviceCYBERONICS INC·Filed 2005·Granted Jul 28, 2009·22 cites·21 claims
- 2380US8694118B2Variable output ramping for an implantable medical deviceARMSTRONG RANDOLPH K·Filed 2005·Granted Apr 8, 2014·22 cites·8 claims
- 2480US8565867B2Changeable electrode polarity stimulation by an implantable medical deviceARMSTRONG RANDOLPH K·Filed 2008·Granted Oct 22, 2013·26 cites·23 claims
- 2580US8478420B2Implantable medical device charge balance assessmentARMSTRONG RANDOLPH K·Filed 2006·Granted Jul 2, 2013·24 cites·12 claims
- 2680US5607455AMethod and apparatus for automatic shock electrode enablingINTERMEDICS INC·Filed 1995·Granted Mar 4, 1997·177 cites·27 claims
- 2779US7711426B2Power supply monitoring for an implantable deviceCYBERONICS INC·Filed 2006·Granted May 4, 2010·17 cites·11 claims
- 2878US11524168B2Self-contained, connected automated external defibrillator systems and methods of useHEARTHERO INC·Filed 2021·Granted Dec 13, 2022·1 cites·8 claims
- 2978US8428731B2Sequenced therapy protocols for an implantable medical deviceARMSTRONG RANDOLPH·Filed 2005·Granted Apr 23, 2013·24 cites·23 claims
- 3078US7366571B2Neurostimulator with activation based on changes in body temperatureCYBERONICS INC·Filed 2004·Granted Apr 29, 2008·63 cites·40 claims
- 3175US8190258B2Lead condition assessment for an implantable medical deviceARMSTRONG RANDOLPH K·Filed 2009·Granted May 29, 2012·11 cites·20 claims
- 3275US5873897AMethod and apparatus for dual chambered tachyarrhythmia classification and therapySULZER INTERMEDICS INC·Filed 1997·Granted Feb 23, 1999·170 cites·39 claims
- 3374US7974688B2Trained and adaptive response in a neurostimulatorCYBERONICS INC·Filed 2008·Granted Jul 5, 2011·11 cites·14 claims
- 3473US5861009AImplantable cardiac stimulator with rate-adaptive T-wave detectionSULZER INTERMEDICS INC·Filed 1997·Granted Jan 19, 1999·145 cites·23 claims
- 3573US5480415AApparatus for high speed data communication between an external medical device and an implantable medical deviceINTERMEDICS INC·Filed 1995·Granted Jan 2, 1996·123 cites·15 claims
- 3672US4940944ACathodic protection analyzer in which the fundamental and odd harmonics of a power line frequency are removedWESTINGHOUSE ELECTRIC CORP·Filed 1989·Granted Jul 10, 1990·20 cites·8 claims
- 3770US5411536AMethod and apparatus for communicating data between medical devices to improve detectability of errorsINTERMEDICS INC·Filed 1993·Granted May 2, 1995·120 cites·34 claims
- 3870US5383912AApparatus for high speed data communication between an external medical device and an implantable medical deviceINTERMEDICS INC·Filed 1993·Granted Jan 24, 1995·108 cites·2 claims
- 3969US8140159B2Safe-mode operation of an implantable medical deviceINMAN DANA MICHAEL·Filed 2005·Granted Mar 20, 2012·7 cites·25 claims
- 4069US7769455B2Power supply monitoring for an implantable deviceCYBERONICS INC·Filed 2006·Granted Aug 3, 2010·6 cites·7 claims
- 4169US2021316142A1Devices, systems, and methods for stimulation therapyNEUSPERA MEDICAL INC·Filed 2021·Application pending·0 cites
- 4267US5456699ACardiac stimulator lead insertion toolINTERMEDICS INC·Filed 1993·Granted Oct 10, 1995·107 cites·11 claims
- 4365US8532773B2Lead condition assessment for an implantable medical deviceARMSTRONG RANDOLPH K·Filed 2012·Granted Sep 10, 2013·2 cites·20 claims
- 4465US8165693B2Safe-mode implantable medical devicesINMAN DANA MICHAEL·Filed 2005·Granted Apr 24, 2012·4 cites·22 claims
- 4565US2014019164A1Method and apparatus for integrating implantable medical device dataARMSTRONG RANDOLPH K·Filed 2013·Application pending·0 cites
- 4664US8942798B2Alternative operation mode for an implantable medical device based upon lead conditionARMSTRONG RANDOLPH K·Filed 2007·Granted Jan 27, 2015·5 cites·24 claims
- 4763US8086311B2Method and apparatus for integrating implantable medical device dataARMSTRONG RANDOLPH K·Filed 2007·Granted Dec 27, 2011·0 cites·20 claims
- 4861US8868203B2Dynamic lead condition detection for an implantable medical deviceARMSTRONG RANDOLPH K·Filed 2007·Granted Oct 21, 2014·2 cites·21 claims
- 4960US8560070B2Power supply monitoring for an implantable deviceARMSTRONG RANDOLPH K·Filed 2010·Granted Oct 15, 2013·1 cites·18 claims
- 5059US6510343B2Methods and apparatus for tachycardia rate hysteresis for dual-chamber cardiac stimulatorsINTERMEDICS INC·Filed 2001·Granted Jan 21, 2003·17 cites·27 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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