Inventor · disambiguated record
James Liu
Also filed as: LIU JAMES · LIU JAMES Z · LIU JAMES Z T · LIU JAMES ZT
54 granted patents·21 pending applications·1,514 citations·filing 2004–2022
99Inventor score
Top patents by PatentIndex Score
75 records- 0199US7146861B1Disposable and trimmable wireless pressure sensorHONEYWELL INT INC·Filed 2005·Granted Dec 12, 2006·116 cites·20 claims
- 0298US7938074B2Pressure sensing system for a planterDEERE & CO·Filed 2009·Granted May 10, 2011·128 cites·9 claims
- 0397US9675004B2Soil moisture-based planter downforce controlDEERE & CO·Filed 2015·Granted Jun 13, 2017·49 cites·17 claims
- 0497US8074586B2Seed delivery apparatus with sensor and moving member to capture and move seed to a lower outlet openingGARNER ELIJAH·Filed 2009·Granted Dec 13, 2011·96 cites·4 claims
- 0597US7219536B2System and method to determine oil quality utilizing a single multi-function surface acoustic wave sensorHONEYWELL INT INC·Filed 2005·Granted May 22, 2007·53 cites·15 claims
- 0696US8504310B2Particulate flow sensing for an agricultural implementLANDPHAIR DONALD K·Filed 2009·Granted Aug 6, 2013·83 cites·19 claims
- 0795US10143128B2Soil moisture-based planter downforce controlDEERE & CO·Filed 2017·Granted Dec 4, 2018·24 cites·16 claims
- 0895US9883626B2Controlling an agricultural vehicle based on sensed inputsDEERE & CO·Filed 2015·Granted Feb 6, 2018·39 cites·20 claims
- 0995US8618465B2Seed sensor system and method for improved seed count and seed spacingTEVS NIKOLAI R·Filed 2011·Granted Dec 31, 2013·34 cites·12 claims
- 1095US8365679B2Seed spacing monitoring system for use in an agricultural seederDEERE & CO·Filed 2010·Granted Feb 5, 2013·55 cites·10 claims
- 1195US7148611B1Multiple function bulk acoustic wave liquid property sensorHONEYWELL INT INC·Filed 2005·Granted Dec 12, 2006·29 cites·21 claims
- 1293US8418636B2In-ground seed spacing monitoring system for use in an agricultural seederLIU JAMES Z·Filed 2010·Granted Apr 16, 2013·62 cites·25 claims
- 1393US7377168B2Wireless sensor antenna configurationHONEYWELL INT INC·Filed 2005·Granted May 27, 2008·21 cites·16 claims
- 1492US11202404B2Planter row unit downforce control with ground view sensorDEERE & CO·Filed 2019·Granted Dec 21, 2021·15 cites·19 claims
- 1591US7343804B2Wireless acoustic wave sensor system for use in vehicle applicationsHONEYWELL INT INC·Filed 2005·Granted Mar 18, 2008·20 cites·20 claims
- 1691US7204128B1Engine wear and oil quality sensorLIU JAMES Z T·Filed 2005·Granted Apr 17, 2007·23 cites·20 claims
- 1791US7017416B1Disposable pressure diaphragm and wireless sensor systems and methodsHONEYWELL INT INC·Filed 2004·Granted Mar 28, 2006·43 cites·21 claims
- 1890US7287699B2Sensor calibration method and systemsHONEYWELL INT INC·Filed 2005·Granted Oct 30, 2007·18 cites·16 claims
- 1989US7322243B2Acoustic wave etch rate sensor systemHONEYWELL INT INC·Filed 2005·Granted Jan 29, 2008·14 cites·18 claims
- 2089US7293450B2Oil quality sensor structure for permanent applicationsHONEYWELL INT INC·Filed 2005·Granted Nov 13, 2007·15 cites·18 claims
- 2189US7267009B2Multiple-mode acoustic wave sensorHONEYWELL INT INC·Filed 2005·Granted Sep 11, 2007·14 cites·21 claims
- 2289US7165455B2Surface acoustic wave sensor methods and systemsHONEYWELL INT INC·Filed 2004·Granted Jan 23, 2007·36 cites·23 claims
- 2388US9043949B2System and method of calibrating the meter of a product distribution machineLIU JAMES Z·Filed 2012·Granted Jun 2, 2015·31 cites·13 claims
- 2488US8695396B2Method of calibrating the meter of a product distribution apparatus and monitoring methodLANDPHAIR DONALD K·Filed 2010·Granted Apr 15, 2014·34 cites·10 claims
- 2588US7395724B2Torque sensor packaging systems and methodsHONEYWELL INT INC·Filed 2005·Granted Jul 8, 2008·20 cites·10 claims
- 2688US7290454B2Pressure flow sensor systems and pressure flow sensors for use thereinHONEYWELL INT INC·Filed 2005·Granted Nov 6, 2007·56 cites·16 claims
- 2788US6958565B1Passive wireless piezoelectric smart tire sensor with reduced sizeHONEYWELL INT INC·Filed 2004·Granted Oct 25, 2005·28 cites·20 claims
- 2887US7287431B2Wireless oil filter sensorHONEYWELL INT INC·Filed 2005·Granted Oct 30, 2007·12 cites·21 claims
- 2987US7205701B2Passive wireless acoustic wave chemical sensorHONEYWELL INT INC·Filed 2004·Granted Apr 17, 2007·35 cites·3 claims
- 3087US7134319B2Acoustic wave sensor with reduced condensation and recovery timeHONEYWELL INT INC·Filed 2004·Granted Nov 14, 2006·30 cites·17 claims
- 3186US7383731B2Deep-fry oil quality sensorHONEYWELL INT INC·Filed 2005·Granted Jun 10, 2008·11 cites·15 claims
- 3286US7073368B2Calibration device for gas sensorsHONEYWELL INT INC·Filed 2004·Granted Jul 11, 2006·29 cites·32 claims
- 3385US7017386B2Self-testing and self-calibrating detectorHONEYWELL INT INC·Filed 2005·Granted Mar 28, 2006·18 cites·11 claims
- 3484US11284559B2Planting characteristic detection and control using a seed sensorDEERE & CO·Filed 2019·Granted Mar 29, 2022·2 cites·34 claims
- 3584US7261005B2Magneto-elastic resonator torque sensorHONEYWELL INT INC·Filed 2005·Granted Aug 28, 2007·14 cites·14 claims
- 3683US7307517B2Wireless torque sensorHONEYWELL INT INC·Filed 2005·Granted Dec 11, 2007·17 cites·20 claims
- 3782US7000298B2Method a quartz sensorHONEYWELL INT INC·Filed 2004·Granted Feb 21, 2006·27 cites·13 claims
- 3878US12426532B2Planting characteristic detection and control using a seed sensorDEERE & CO·Filed 2022·Granted Sep 30, 2025·0 cites·17 claims
- 3978US7059195B1Disposable and trimmable wireless pressure sensor for medical applicationsHONEYWELL INT INC·Filed 2004·Granted Jun 13, 2006·91 cites·17 claims
- 4077US7302864B2Torque sensorHONEYWELL INT INC·Filed 2005·Granted Dec 4, 2007·11 cites·20 claims
- 4175US7219021B2Multiple wireless sensors for dialysis applicationHONEYWELL INT INC·Filed 2005·Granted May 15, 2007·15 cites·21 claims
- 4268US12127497B2Planter row unit downforce control with ground view sensorDEERE & CO·Filed 2021·Granted Oct 29, 2024·0 cites·23 claims
- 4367US7140261B2Acoustic wave flow sensorHONEYWELL INT INC·Filed 2005·Granted Nov 28, 2006·6 cites·21 claims
- 4466US7243549B2Acoustic wave lubricity sensorHONEYWELL INT INC·Filed 2005·Granted Jul 17, 2007·1 cites·20 claims
- 4566US7152458B2Nano-crystalline and/or metastable metal hydrides as hydrogen source for sensor calibration and self-testingHONEYWELL INT INC·Filed 2004·Granted Dec 26, 2006·5 cites·21 claims
- 4665US7321117B2Optical particulate sensor in oil quality detectionHONEYWELL INT INC·Filed 2005·Granted Jan 22, 2008·1 cites·20 claims
- 4760US7243544B2Passive and wireless acoustic wave accelerometerHONEYWELL INT INC·Filed 2005·Granted Jul 17, 2007·3 cites·19 claims
- 4858US7201044B1Torque sensor integrated with engine componentsHONEYWELL INT INC·Filed 2005·Granted Apr 10, 2007·4 cites·17 claims
- 4956US7399280B2Passive and wireless in-vivo acoustic wave flow sensorHONEYWELL INT INC·Filed 2004·Granted Jul 15, 2008·15 cites·20 claims
- 5056US7373838B2Acoustic wave flow sensor for high-condensation applicationsHONEYWELL INT INC·Filed 2005·Granted May 20, 2008·3 cites·18 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
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