Inventor · disambiguated record
Lei Qin
Also filed as: QIN LEI · Qin lei ming
44 granted patents·11 pending applications·335 citations·filing 2009–2024
96Inventor score
Files withTENCENT TECH SHENZHEN CO LTD8ZHUHAI NINESTAR MAN CO LTD5QIN LEI4HONEYWELL INT INC3SIEMENS AG3
Top patents by PatentIndex Score
55 records- 0196USD746319SPortion of a display screen for a graphical user interfaceTENCENT TECH SHENZHEN CO LTD·Filed 2013·Granted Dec 29, 2015·144 cites·1 claims
- 0295USD740850SPortion of a display screen with animated graphical user interfaceTENCENT TECH SHENZHEN CO LTD·Filed 2013·Granted Oct 13, 2015·104 cites·1 claims
- 0385US8733909B2Negative-pressure ink cartridge refilling device, system and methodZHUHAI NINESTAR MAN CO LTD·Filed 2013·Granted May 27, 2014·4 cites·16 claims
- 0485USD673230SBarbell plateQIN LEI·Filed 2012·Granted Dec 25, 2012·36 cites·1 claims
- 0582US11417930B2Mounting stand, battery assembly, and energy storage system including the sameDONGGUAN AMPEREX TECH LTD·Filed 2020·Granted Aug 16, 2022·1 cites·18 claims
- 0682USD747341SPortion of a display screen for a graphical user interfaceTENCENT TECH SHENZHEN CO LTD·Filed 2013·Granted Jan 12, 2016·29 cites·1 claims
- 0767US12173017B2Bimetallic metal-organic frameworks nanosheet based on zeolite imidazole framework/materials of institute Lavoisier topology and preparation method and application thereofUNIV ZHEJIANG TECHNOLOGY·Filed 2024·Granted Dec 24, 2024·0 cites·4 claims
- 0866US12258361B2Directionally assembled flexible MOF hydrogel, and preparation method and proton conduction application thereofUNIV ZHEJIANG TECHNOLOGY·Filed 2024·Granted Mar 25, 2025·0 cites·8 claims
- 0964USD947778SEnergy storage systemDONGGUAN AMPEREX TECH LTD·Filed 2019·Granted Apr 5, 2022·11 cites·1 claims
- 1059US9524441B2System and method for identity authentication based on face recognition, and computer storage mediumTENCENT TECH SHENZHEN CO LTD·Filed 2014·Granted Dec 20, 2016·1 cites·19 claims
- 1158US12438398B2Acoustic wave-based full-sea-depth-covering undersea wireless charging method and deviceUNIV BEIJING INF SCI & TECH·Filed 2020·Granted Oct 7, 2025·0 cites·10 claims
- 1258US11326251B2Method for preparing surface-active onion-like carbon nanospheres based on vapor depositionUNIV TAIYUAN TECHNOLOGY·Filed 2020·Granted May 10, 2022·0 cites·14 claims
- 1358US11146858B2Method and apparatus for pushing video contentBEIJING MICROLIVE VISION TECH CO LTD·Filed 2019·Granted Oct 12, 2021·0 cites·11 claims
- 1456US8333461B2Ink cartridge for inkjet printerQIN LEI·Filed 2010·Granted Dec 18, 2012·1 cites·10 claims
- 1555US2025379468A1Method for power system having quick-switch apparatus, and apparatusSIEMENS AG·Filed 2023·Application pending·0 cites
- 1653US12482468B2Electronic device, speech recognition method therefor, and mediumHUAWEI TECH CO LTD·Filed 2021·Granted Nov 25, 2025·0 cites·18 claims
- 1753US10577891B2Using horizontal directional drilling and liquid nitrogen cyclic freeze-thaw process to improve permeability in gas drainageSCIENCE ACADEMY OF CHINA UNIV OF MINING·Filed 2015·Granted Mar 3, 2020·2 cites·3 claims
- 1853US9348570B2Providing a custom virtual applianceIBM·Filed 2014·Granted May 24, 2016·0 cites·16 claims
- 1952US11726538B2Method and a device for power supply switchover in a power systemSIEMENS AG·Filed 2021·Granted Aug 15, 2023·0 cites·19 claims
- 2050US9063229B2Mirror used as microwave antenna for motion sensorZHAO JIE·Filed 2012·Granted Jun 23, 2015·0 cites·20 claims
- 2150US8552865B2Self-test method for a microwave moduleZHAO TIANFENG·Filed 2010·Granted Oct 8, 2013·1 cites·20 claims
- 2249US11891678B2Method for optimizing liquid injection process of ionic rare earth oreUNIV JIANGXI SCI & TECHNOLOGY·Filed 2021·Granted Feb 6, 2024·0 cites·8 claims
- 2349US9910694B2Providing a custom virtual applianceIBM·Filed 2016·Granted Mar 6, 2018·0 cites·12 claims
- 2448US12334092B2Speech separation method, electronic device, chip, and computer- readable storage mediumHUAWEI TECH CO LTD·Filed 2021·Granted Jun 17, 2025·0 cites·20 claims
- 2548US11074794B2Systems and methods for activating and deactivating controlled devices in a secured areaADEMCO INC·Filed 2018·Granted Jul 27, 2021·0 cites·16 claims
- 2648US10645579B2Account login method, apparatus, and systemTENCENT TECH SHENZHEN CO LTD·Filed 2018·Granted May 5, 2020·0 cites·15 claims
- 2747US11150316B2Hybrid perfusion-interleaved diffusion imagingTHE BRIGHAM AND WOMENS HOSPITAL·Filed 2020·Granted Oct 19, 2021·0 cites·20 claims
- 2847US10212151B2Method for operating a designated service, service unlocking method, and terminalTENCENT TECH SHENZHEN CO LTD·Filed 2018·Granted Feb 19, 2019·0 cites·10 claims
- 2947US9481181B2Ink cartridge chip, ink cartridge, and structural bodyZHUHAI NINESTAR MAN CO LTD·Filed 2015·Granted Nov 1, 2016·0 cites·15 claims
- 3046US11341909B2Pixel drive circuit and drive method thereof, and display deviceHEFEI BOE OPTOELECTRONICS TECH·Filed 2019·Granted May 24, 2022·0 cites·19 claims
- 3145US9796187B2Method for controlling light emission of ink cartridge, and ink cartridgeZHUHAI NINESTAR MAN CO LTD·Filed 2016·Granted Oct 24, 2017·0 cites·20 claims
- 3245US2015220494A1Individualized Font Display Method And DeviceZTE CORP·Filed 2013·Application pending·0 cites
- 3344US10009767B2Account login method, apparatus, and systemTENCENT TECH SHENZHEN CO LTD·Filed 2016·Granted Jun 26, 2018·0 cites·13 claims
- 3443US12190633B2Method for determining validity of facial feature, and electronic deviceHONOR DEVICE CO LTD·Filed 2020·Granted Jan 7, 2025·0 cites·16 claims
- 3543US12072590B2Curved liquid crystal display panel and curved display deviceCHENGDU BOE DISPLAY SCI TECH CO LTD·Filed 2022·Granted Aug 27, 2024·0 cites·12 claims
- 3643US11873541B2Method for determining source sink term in ionic type rare earth ore leaching processUNIV JIANGXI SCI & TECHNOLOGY·Filed 2019·Granted Jan 16, 2024·0 cites·6 claims
- 3743US11474022B2Ore volume-based zonal injection method for ionic rare earth oreUNIV JIANGXI SCI & TECHNOLOGY·Filed 2020·Granted Oct 18, 2022·0 cites·5 claims
- 3843US10369559B2Composite catalyst, preparation process thereof, and process for catalyzing the trimerization of butadiene using the composite catalystWANHUA CHEMICAL GROUP CO LTD·Filed 2013·Granted Aug 6, 2019·0 cites·9 claims
- 3943US8971619B2Method and a device for extracting color featuresNEC CHINA CO LTD·Filed 2013·Granted Mar 3, 2015·0 cites·10 claims
- 4042US9954850B2Service locking method, apparatuses and systems thereofTENCENT TECH SHENZHEN CO LTD·Filed 2015·Granted Apr 24, 2018·0 cites·20 claims
- 4142US9545217B2Movement correction in MRI using a cameraDUYN JEFF·Filed 2009·Granted Jan 17, 2017·1 cites·2 claims
- 4241US2014001860A1Fast bus transfer method and deviceCAO ZHEN·Filed 2012·Application pending·0 cites
- 4340US9508499B2Recreational vehicle beam switch assemblyQIN LEI·Filed 2012·Granted Nov 29, 2016·0 cites·20 claims
- 4440US2014062692A1Motion Detector with Shock DetectionLI HUAYU·Filed 2012·Application pending·0 cites
- 4538US2019376996A1Sample adding system for automatically adding sputum digestion liquidAUTOBIO DIAGNOSTICS CO LTD·Filed 2018·Application pending·0 cites
- 4638US2013061982A1Ink cartridge refilling deviceZHUHAI NINESTAR MAN CO LTD·Filed 2012·Application pending·0 cites
- 4738US2015204918A1Magnetizing inrush current detection method, magnetizing inrush current restraint method and deviceSIEMENS AG·Filed 2013·Application pending·0 cites
- 4837US2019094336A1Systems and methods for self-adjusting a monitoring pattern range of a microwave sensing deviceHONEYWELL INT INC·Filed 2017·Application pending·0 cites
- 4936US2019114883A1Systems and methods for providing a plurality of alarm levels for a motion detector monitoring a regionHONEYWELL INT INC·Filed 2017·Application pending·0 cites
- 5035US11245066B2Shear vibration-based piezoelectric composite material and preparation method thereofUNIV BEIJING INF SCI & TECH·Filed 2017·Granted Feb 8, 2022·0 cites·13 claims
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 →