Inventor · disambiguated record
Michael A. Schappert
Also filed as: SCHAPPERT MICHAEL A · SCHAPPERT MICHAEL ALAN
37 granted patents·4 pending applications·1,579 citations·filing 1986–2018
98Inventor score
Top patents by PatentIndex Score
41 records- 0198US9063184B2Non-contact current-sensing and voltage-sensing clampIBM·Filed 2012·Granted Jun 23, 2015·39 cites·17 claims
- 0298US8680845B2Non-contact current and voltage sensorCARPENTER GARY D·Filed 2011·Granted Mar 25, 2014·39 cites·13 claims
- 0397US9007077B2Flexible current and voltage sensorEL-ESSAWY WAEL·Filed 2012·Granted Apr 14, 2015·29 cites·9 claims
- 0497US6529189B1Touch screen stylus with IR-coupled selection buttonsIBM·Filed 2000·Granted Mar 4, 2003·182 cites·14 claims
- 0597US6057903ALiquid crystal display device employing a guard plane between a layer for measuring touch position and common electrode layerIBM·Filed 1998·Granted May 2, 2000·287 cites·11 claims
- 0696US6650313B2Method and adapter for performing assistive motion data processing and/or button data processing external to a computerIBM·Filed 2001·Granted Nov 18, 2003·152 cites·46 claims
- 0795US6204897B1Integrated resistor for measuring touch position in a liquid crystal display deviceIBM·Filed 1998·Granted Mar 20, 2001·206 cites·10 claims
- 0894US8390306B2Corrosion sensorsHAMANN HENDRIK F·Filed 2010·Granted Mar 5, 2013·12 cites·16 claims
- 0994US6177918B1Liquid crystal display device employing a guard plane between a layer for measuring touch position and common electrode layerIBM·Filed 1999·Granted Jan 23, 2001·204 cites·34 claims
- 1092US8723534B2Methods and apparatus for detection of gaseous corrosive contaminantsCHEY S JAY·Filed 2011·Granted May 13, 2014·10 cites·18 claims
- 1189US11079366B2Plume characterization using synchronized measurements of gas composition, wind direction, and wind speedIBM·Filed 2018·Granted Aug 3, 2021·3 cites·10 claims
- 1287US9173354B2Irrigation system and methodIBM·Filed 2013·Granted Nov 3, 2015·6 cites·13 claims
- 1387US9173353B2Irrigation systemIBM·Filed 2013·Granted Nov 3, 2015·7 cites·7 claims
- 1486US9241449B2Irrigation systemIBM·Filed 2013·Granted Jan 26, 2016·6 cites·13 claims
- 1586US9179610B2Controllable emitterIBM·Filed 2013·Granted Nov 10, 2015·6 cites·13 claims
- 1686US6064753ASystem and method for distortion control in live-scan inkless fingerprint imagesIBM·Filed 1997·Granted May 16, 2000·172 cites·19 claims
- 1783US9322854B2Non-contact current and voltage sensing method using a clamshell housing and a ferrite cylinderCARPENTER GARY D·Filed 2012·Granted Apr 26, 2016·4 cites·1 claims
- 1882US9167757B2Irrigation system and methodIBM·Filed 2013·Granted Oct 27, 2015·4 cites·12 claims
- 1979US8949040B2Methods and apparatus for managing corrosion in buildingsCHEY S JAY·Filed 2011·Granted Feb 3, 2015·7 cites·19 claims
- 2078US9575040B2Methods and apparatus for detection of gaseous corrosive contaminantsIBM·Filed 2014·Granted Feb 21, 2017·2 cites·14 claims
- 2178US6727887B1Wireless pointing device for remote cursor controlIBM·Filed 1995·Granted Apr 27, 2004·82 cites·18 claims
- 2276US10247687B2Soil moisture probing at variable depthIBM·Filed 2016·Granted Apr 2, 2019·1 cites·20 claims
- 2375US9310397B2Multi-branch current/voltage sensor arrayIBM·Filed 2013·Granted Apr 12, 2016·3 cites·13 claims
- 2474US9423366B2Corrosion sensorsGLOBALFOUNDRIES INC·Filed 2014·Granted Aug 23, 2016·1 cites·2 claims
- 2573US9877438B2Segmented variable rate drip irrigationIBM·Filed 2014·Granted Jan 30, 2018·2 cites·16 claims
- 2673US9532514B2Irrigation system and methodIBM·Filed 2015·Granted Jan 3, 2017·1 cites·7 claims
- 2773US8643390B2Corrosion sensorsIBM·Filed 2013·Granted Feb 4, 2014·1 cites·5 claims
- 2869US6710346B2Active infrared presence sensorIBM·Filed 2001·Granted Mar 23, 2004·26 cites·29 claims
- 2966US9149011B2Controllable emitterIBM·Filed 2013·Granted Oct 6, 2015·1 cites·11 claims
- 3065US5949402AOptical alignment method for pointing devicesIBM·Filed 1997·Granted Sep 7, 1999·43 cites·27 claims
- 3161US4845684AAcoustic contact sensor for handwritten computer inputIBM·Filed 1986·Granted Jul 4, 1989·20 cites·29 claims
- 3259US9532513B2Irrigation system and methodIBM·Filed 2015·Granted Jan 3, 2017·0 cites·8 claims
- 3358US9788494B2Controllable emitterIBM·Filed 2015·Granted Oct 17, 2017·0 cites·10 claims
- 3458US9532515B2Irrigation systemIBM·Filed 2015·Granted Jan 3, 2017·0 cites·8 claims
- 3558US9521812B2Irrigation systemIBM·Filed 2015·Granted Dec 20, 2016·0 cites·20 claims
- 3658US9322855B2Non-contact current and voltage sensor having detachable housing incorporating multiple ferrite cylinder portionsIBM·Filed 2014·Granted Apr 26, 2016·0 cites·6 claims
- 3749US6154200AComputer input stylus and systemIBM·Filed 1997·Granted Nov 28, 2000·21 cites·10 claims
- 3848US2008288193A1Techniques for Analyzing Data Center Energy Utilization PracticesIBM·Filed 2007·Application pending·0 cites
- 3943US2004119682A1Self-correcting autonomic mouseIBM·Filed 2002·Application pending·0 cites
- 4043US2019187020A1Event driven gas sensing and source attributionIBM·Filed 2017·Application pending·0 cites
- 4141US2012078417A1Detecting Energy and Environmental Leaks In Indoor Environments Using a Mobile RobotCONNELL II JONATHAN HUDSON·Filed 2010·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →