Inventor · disambiguated record
Qin Zhang
Also filed as: ZHANG QIN · Zhang Qin Qiong
147 granted patents·91 pending applications·2,189 citations·filing 1991–2025
99Inventor score
Top patents by PatentIndex Score
238 records- 0198USD904351SWireless headsetZHANG QIN·Filed 2020·Granted Dec 8, 2020·65 cites·1 claims
- 0298USD902588SBluetooth headset charging caseZHANG QIN·Filed 2020·Granted Nov 24, 2020·141 cites·1 claims
- 0398US6445983B1Sensor-fusion navigator for automated guidance of off-road vehiclesCASE CORP·Filed 2000·Granted Sep 3, 2002·470 cites·9 claims
- 0496US11012400B1Triggering event notifications based on messages to application usersCITRIX SYSTEMS INC·Filed 2020·Granted May 18, 2021·10 cites·20 claims
- 0595US7013223B1Method and apparatus for analyzing performance of a hydraulic pumpUNIV ILLINOIS·Filed 2003·Granted Mar 14, 2006·134 cites·18 claims
- 0694US9668203B2Device-type specific preferred PLMN listAPPLE INC·Filed 2014·Granted May 30, 2017·16 cites·22 claims
- 0794US6563868B1Method and apparatus for adaptive equalization in the presence of large multipath echoesGEN INSTRUMENT CORP·Filed 1998·Granted May 13, 2003·85 cites·23 claims
- 0893US12087320B1Acoustic event detectionAMAZON TECH INC·Filed 2022·Granted Sep 10, 2024·6 cites·20 claims
- 0993US11790932B2Acoustic event detectionAMAZON TECH INC·Filed 2021·Granted Oct 17, 2023·3 cites·20 claims
- 1093US6819780B2Method and apparatus for automatically steering a vehicle in an agricultural field using a plurality of fuzzy logic membership functionsCNH AMERICA LLC·Filed 2001·Granted Nov 16, 2004·100 cites·17 claims
- 1192US8346765B2Generating ranked search results using linear and nonlinear ranking modelsALIBABA GROUP HOLDING LTD·Filed 2010·Granted Jan 1, 2013·19 cites·16 claims
- 1291US11825556B2Frequency band scan in user equipmentGOOGLE LLC·Filed 2020·Granted Nov 21, 2023·4 cites·20 claims
- 1391US10635748B2Cognitive auto-fill content recommendationIBM·Filed 2017·Granted Apr 28, 2020·16 cites·20 claims
- 1491US7249042B1Method and system for visually indicating project task durations are estimated using a characterMICROSOFT CORP·Filed 2000·Granted Jul 24, 2007·94 cites·18 claims
- 1590US10059487B2Vibration isolation palletSOLEE SCIENCE & TECH U S A·Filed 2017·Granted Aug 28, 2018·11 cites·10 claims
- 1690US7587081B2Method for processing stereo vision data using image densityDEERE & CO·Filed 2006·Granted Sep 8, 2009·47 cites·16 claims
- 1789US9008484B2Optical switchTAKEUCHI KENICHIRO·Filed 2012·Granted Apr 14, 2015·10 cites·16 claims
- 1889US8573656B1Knot-tying device and methodZHANG QIN·Filed 2012·Granted Nov 5, 2013·19 cites·16 claims
- 1989US5784945AMethod and apparatus for determining a valve transformCATERPILLAR INC·Filed 1997·Granted Jul 28, 1998·62 cites·56 claims
- 2088US10630896B1Cognitive dynamic photography guidance and pose recommendationIBM·Filed 2019·Granted Apr 21, 2020·6 cites·20 claims
- 2188US6721453B1Method and apparatus for processing an image of an agricultural fieldUNIV ILLINOIS·Filed 2000·Granted Apr 13, 2004·54 cites·53 claims
- 2287US5329311ASystem for determining noise content of a video signal in the disclosureUNIV BRITISH COLUMBIA·Filed 1993·Granted Jul 12, 1994·84 cites·15 claims
- 2386US10374960B2Apparatus, systems and methods for network selection with priority classAPPLE INC·Filed 2017·Granted Aug 6, 2019·4 cites·19 claims
- 2486US6898585B2Fuzzy logic method for adaptively evaluating the validity of sensor dataUNIV ILLINOIS·Filed 2001·Granted May 24, 2005·42 cites·14 claims
- 2585US10013517B1High level programming language core protection for high level synthesisXILINX INC·Filed 2016·Granted Jul 3, 2018·6 cites·20 claims
- 2685US9277492B2Enhancement to PLMN selection process while roamingJUANG BEN-HENG·Filed 2012·Granted Mar 1, 2016·11 cites·25 claims
- 2785US6441961B1Folded optical interleaver with optional routing capabilityOPLINK COMMUNICATIONS INC·Filed 2000·Granted Aug 27, 2002·26 cites·25 claims
- 2884US11109299B2Adaptive public land mobile network management for varying network conditionsGOOGLE LLC·Filed 2019·Granted Aug 31, 2021·3 cites·20 claims
- 2984US10537563B2Methods for treating ocular disease using inhibitors of CSF-1RNOVARTIS AG·Filed 2017·Granted Jan 21, 2020·2 cites·19 claims
- 3084US6621614B1Etalons with variable reflectivityARISTA NETWORKS INC·Filed 2002·Granted Sep 16, 2003·27 cites·44 claims
- 3184US6219095B1Noise measurement systemWAVETEK CORP·Filed 1998·Granted Apr 17, 2001·76 cites·46 claims
- 3283US6430228B1Digital QAM modulator using post filtering carrier recombinationMOTOROLA INC·Filed 2000·Granted Aug 6, 2002·32 cites·20 claims
- 3382US9851770B1Network devices with multi-level electrical isolationANEWCOM INC·Filed 2017·Granted Dec 26, 2017·7 cites·30 claims
- 3481US5982165ARF circuit for use in a combined leakage detector and signal level monitorWAVETEK CORP·Filed 1996·Granted Nov 9, 1999·54 cites·5 claims
- 3580US12057754B2Motor with flame-resistant terminal connecting device and lead portionJIANGSU LEILI MOTOR CO LTD·Filed 2020·Granted Aug 6, 2024·2 cites·17 claims
- 3680US6310646B1Method and apparatus for measuring a radio frequency signal having program information and control informationWAVETEK CORP·Filed 1997·Granted Oct 30, 2001·57 cites·54 claims
- 3779US10810211B2Dynamic expression sticker managementIBM·Filed 2017·Granted Oct 20, 2020·2 cites·19 claims
- 3878US7050671B1Tunable compensation of chromatic dispersion using etalons with tunable optical path length and non-tunable reflectivityJDS UNIPHASE CORP·Filed 2003·Granted May 23, 2006·20 cites·44 claims
- 3977US9390275B1System and method for controlling hard drive data changeCENTURION HOLDINGS I LLC·Filed 2015·Granted Jul 12, 2016·6 cites·20 claims
- 4077US8578676B2Tower barrel, wind tower and wind power plant for wind electric power generationLU JIZHUANG·Filed 2010·Granted Nov 12, 2013·7 cites·14 claims
- 4177US6442463B1Fuzzy steering controllerUNIV ILLINOIS·Filed 2001·Granted Aug 27, 2002·30 cites·20 claims
- 4277US2025154011A1Negative electrode active material, negative electrode sheet, energy storage device and electricity-consumption deviceXIAMEN HITHIUM ENERGY STORAGE TECH CO LTD·Filed 2024·Application pending·0 cites
- 4375US8782040B2Generating ranked search results using linear and nonlinear ranking modelsALIBABA GROUP HOLDING LTD·Filed 2012·Granted Jul 15, 2014·3 cites·20 claims
- 4475US2025105290A1Negative active material, negative electrode plate, and batteryXIAMEN HITHIUM ENERGY STORAGE TECH CO LTD·Filed 2024·Application pending·0 cites
- 4575US2025003854A1Negative electrode sheet and screening method thereof, battery and electrical equipmentXIAMEN HITHIUM ENERGY STORAGE TECH CO LTD·Filed 2024·Application pending·0 cites
- 4675US2025038203A1Negative electrode sheet, secondary battery, and electricity-consumption deviceSHENZHEN HITHIUM ENERGY STORAGE TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 4775US2025038204A1Negative electrode sheet, battery, and electricity-consumption deviceSHENZHEN HITHIUM ENERGY STORAGE TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 4874US12482865B2Wound battery and energy storage deviceSHENZHEN HITHIUM ENERGY STORAGE TECHNOLOGY CO LTD·Filed 2022·Granted Nov 25, 2025·0 cites·20 claims
- 4974US12010952B2Plant-based compositions for the protection of plants from cold damageUNIV WASHINGTON STATE·Filed 2021·Granted Jun 18, 2024·0 cites·4 claims
- 5074US10681205B1Systems and methods for unlocking a mobile deviceCITRIX SYSTEMS INC·Filed 2018·Granted Jun 9, 2020·1 cites·30 claims
Showing the top 50 of 238 patent records by PatentIndex Score.
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