Inventor · disambiguated record
Quan Jiang
Also filed as: JIANG QUAN
20 granted patents·4 pending applications·72 citations·filing 1998–2025
91Inventor score
Files withINST ROCK & SOIL MECH CAS7BI CHAO4MARVELL INT LTD3GINFAX DEV LTD2INSTITUTE OF ROCK AND SOIL MECH CAS2
Top patents by PatentIndex Score
24 records- 0190USD991160SRechargeable batterySHENZHEN HOTCHIP TECH CO LTD·Filed 2023·Granted Jul 4, 2023·18 cites·1 claims
- 0288US12276639B1Large-space high-temperature and high-pressure true triaxial flexible loading deviceINST ROCK & SOIL MECH CAS·Filed 2024·Granted Apr 15, 2025·1 cites·7 claims
- 0388US11982664B1True three-dimensional dynamic and static combination shear device under high- temperature, high pore pressure and chemical coupling and method thereforUNIV GUANGXI·Filed 2024·Granted May 14, 2024·6 cites·7 claims
- 0486US11699816B1Rechargeable batterySHENZHEN HOTCHIP TECH CO LTD·Filed 2023·Granted Jul 11, 2023·2 cites·7 claims
- 0584US11808914B2Method and equipment for transformation of point cloud coordinates of structure plane of deep-buried tunnel based on target deviceINST ROCK & SOIL MECH CAS·Filed 2023·Granted Nov 7, 2023·1 cites·9 claims
- 0682US6879124B1Method to detect the true zero-crossing points of the phase back EMF for sensorless control of brushless DC motorsFiled 2004·Granted Apr 12, 2005·34 cites·11 claims
- 0772US2025333061A1Control method and apparatusSHENZHEN YINWANG INTELLIGENT TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 0871US12091940B2Device for grinding side surface of inner wall of rock boreholeINSTITUTE OF ROCK AND SOIL MECH CAS·Filed 2022·Granted Sep 17, 2024·1 cites·8 claims
- 0970US2025369903A1High-temperature and high-pressure core displacement test system and methodINST ROCK & SOIL MECH CAS·Filed 2025·Application pending·0 cites
- 1062US11892577B2Multi-scale photoacoustic detection method of geological structure around borehole and related devicesINST ROCK & SOIL MECH CAS·Filed 2021·Granted Feb 6, 2024·0 cites·19 claims
- 1160US9202512B2Data storage deviceBI CHAO·Filed 2012·Granted Dec 1, 2015·2 cites·19 claims
- 1254US11796513B2Dual channel nondestructive testing method for rock bolt and related devicesINST ROCK & SOIL MECH CAS·Filed 2021·Granted Oct 24, 2023·0 cites·20 claims
- 1353US6289181B1CameraGINFAX DEV LTD·Filed 1998·Granted Sep 11, 2001·5 cites·9 claims
- 1449US8946952B2Low profile spindle motorBI CHAO·Filed 2008·Granted Feb 3, 2015·2 cites·34 claims
- 1549US8610392B2Runout measurement for devices having a rotating bodyJIANG QUAN·Filed 2008·Granted Dec 17, 2013·0 cites·17 claims
- 1648US11740385B2Quantitative assessment method, apparatus, and device for global stability of surrounding rocks of underground cavernsINST ROCK & SOIL MECH CAS·Filed 2022·Granted Aug 29, 2023·0 cites·3 claims
- 1748US9929684B2Motor control system and method of controlling a motorMARVELL INT LTD·Filed 2014·Granted Mar 27, 2018·0 cites·18 claims
- 1848US2024346215A1Method for designing parameters of an advance stress relief hole in a rockburst source zone of a construction tunnel in deep-seated hard rocksINST ROCK & SOIL MECH CAS·Filed 2024·Application pending·0 cites
- 1946US9275674B2Spindle motor for hard disk drive and method of fabrication thereofMARVELL INT LTD·Filed 2015·Granted Mar 1, 2016·0 cites·23 claims
- 2041US2009073614A1Voice Coil MotorBI CHAO·Filed 2006·Application pending·0 cites
- 2140US9177595B2Magnetic disk drive device, magnetic disk assembly and methods of forming the sameMARVELL INT LTD·Filed 2014·Granted Nov 3, 2015·0 cites·16 claims
- 2239US8575797B2Low profile permanent magnet synchronous motor with segment structureBI CHAO·Filed 2008·Granted Nov 5, 2013·0 cites·38 claims
- 2336US12265198B2In-situ rock mass elastic modulus measurement system and methodINSTITUTE OF ROCK AND SOIL MECH CAS·Filed 2022·Granted Apr 1, 2025·0 cites·18 claims
- 2435US6542699B2CameraGINFAX DEV LTD·Filed 2001·Granted Apr 1, 2003·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →