Inventor · disambiguated record
Chengqian Zhang
Also filed as: ZHANG CHENGQIAN
24 granted patents·19 pending applications·28 citations·filing 2006–2025
92Inventor score
Files withSHENZHEN SHOKZ CO LTD23GEN ELECTRIC4UNIV ZHEJIANG3XIA ZIJUN3CHINESE ACAD TECH INST PHYSICS2
Top patents by PatentIndex Score
43 records- 0198US11328702B1Acoustic devicesSHENZHEN SHOKZ CO LTD·Filed 2021·Granted May 10, 2022·15 cites·20 claims
- 0295US11715451B2Acoustic devicesSHENZHEN SHOKZ CO LTD·Filed 2022·Granted Aug 1, 2023·3 cites·20 claims
- 0394US12094444B2EarphonesSHENZHEN SHOKZ CO LTD·Filed 2022·Granted Sep 17, 2024·2 cites·20 claims
- 0494US11817077B2Systems and methods for noise reduction using sub-band noise reduction techniqueSHENZHEN SHOKZ CO LTD·Filed 2021·Granted Nov 14, 2023·2 cites·20 claims
- 0590US11164556B2Systems and methods for noise reduction using sub-band noise reduction techniqueSHENZHEN VOXTECH CO LTD·Filed 2021·Granted Nov 2, 2021·2 cites·20 claims
- 0680US12223940B2Systems and methods for noise controlSHENZHEN SHOKZ CO LTD·Filed 2023·Granted Feb 11, 2025·0 cites·20 claims
- 0778US12262167B2Open acoustic deviceSHENZHEN SHOKZ CO LTD·Filed 2023·Granted Mar 25, 2025·0 cites·16 claims
- 0878US12217734B2Acoustic devicesSHENZHEN SHOKZ CO LTD·Filed 2023·Granted Feb 4, 2025·0 cites·20 claims
- 0978US2025091012A1Spiral wound bipolar electrodialysis cellVETCO GRAY SCANDINAVIA AS·Filed 2024·Application pending·0 cites
- 1077US2025227407A1Open acoustic deviceSHENZHEN SHOKZ CO LTD·Filed 2025·Application pending·0 cites
- 1176US12165625B2Systems and methods for noise reduction using sub-band noise reduction techniqueSHENZHEN SHOKZ CO LTD·Filed 2023·Granted Dec 10, 2024·0 cites·15 claims
- 1275US11830469B2Systems and methods for noise controlSHENZHEN SHOKZ CO LTD·Filed 2022·Granted Nov 28, 2023·0 cites·18 claims
- 1375US11689845B2Open acoustic deviceSHENZHEN SHOKZ CO LTD·Filed 2022·Granted Jun 27, 2023·0 cites·20 claims
- 1473US2025157453A1Systems and methods for noise controlSHENZHEN SHOKZ CO LTD·Filed 2025·Application pending·0 cites
- 1573US2025131906A1Acoustic devicesSHENZHEN SHOKZ CO LTD·Filed 2025·Application pending·0 cites
- 1670US12111152B2Magnetic flexible tactile sensing structure and application based on folding magnetization methodUNIV ZHEJIANG·Filed 2022·Granted Oct 8, 2024·0 cites·20 claims
- 1769US12322371B2Active noise control audio devices, methods, and storage mediaSHENZHEN SHOKZ CO LTD·Filed 2023·Granted Jun 3, 2025·0 cites·20 claims
- 1868US11315540B2Systems and methods for noise controlSHENZHEN SHOKZ CO LTD·Filed 2021·Granted Apr 26, 2022·0 cites·19 claims
- 1967US8023180B2Fluoroberyllium borate non-linear optical crystals and their growth and applicationsCHINESE ACAD TECH INST PHYSICS·Filed 2006·Granted Sep 20, 2011·1 cites·9 claims
- 2066US8864911B2Method for removing ionic species from desalination unitXIONG RIHUA·Filed 2009·Granted Oct 21, 2014·3 cites·12 claims
- 2163US2025137976A1Ultrasonic phased array-based in-situ imaging method for melt flow in injection moldingUNIV ZHEJIANG·Filed 2024·Application pending·0 cites
- 2261US12475915B2Voice activity detection method and system, and voice enhancement method and systemSHENZHEN SHOKZ CO LTD·Filed 2023·Granted Nov 18, 2025·0 cites·20 claims
- 2359US12257551B2Multi-stage bipolar electrodialysis system for high concentration acid or base productionBL TECHNOLOGIES INC·Filed 2019·Granted Mar 25, 2025·0 cites·7 claims
- 2458US12157090B2Spiral wound bipolar electrodialysis cellVETCO GRAY SCANDINAVIA AS·Filed 2017·Granted Dec 3, 2024·0 cites·8 claims
- 2557US12512111B2Methods and systems for voice enhancementSHENZHEN SHOKZ CO LTD·Filed 2023·Granted Dec 30, 2025·0 cites·19 claims
- 2657US2025061879A1Open wearable acoustic device and active noise reduction methodSHENZHEN SHOKZ CO LTD·Filed 2024·Application pending·0 cites
- 2757US2025006169A1Open wearable acoustic device and active noise reduction methodSHENZHEN SHOKZ CO LTD·Filed 2024·Application pending·0 cites
- 2857US2025063288A1Open wearable acoustic device and active noise reduction methodSHENZHEN SHOKZ CO LTD·Filed 2024·Application pending·0 cites
- 2957US2025037695A1Open wearable acoustic device and active noise reduction methodSHENZHEN SHOKZ CO LTD·Filed 2024·Application pending·0 cites
- 3056US9475711B2Desalination system and methodGEN ELECTRIC·Filed 2013·Granted Oct 25, 2016·0 cites·19 claims
- 3156US2024078991A1Acoustic devices and methods for determining transfer functions thereofSHENZHEN SHOKZ CO LTD·Filed 2023·Application pending·0 cites
- 3255US2011222143A1Fluoroberyllium borate non-linear optical crystals, their growth methods and usesCHINESE ACAD TECH INST PHYSICS·Filed 2011·Application pending·0 cites
- 3354US2024046956A1Voice activity detection method and system, and voice enhancement method and systemSHENZHEN SHOKZ CO LTD·Filed 2023·Application pending·0 cites
- 3453US2024391805A1Electrochemically assisted ion exchange water treatment device having parallely arranged electrochemical cell and reverse osmosis unitZHEJIANG QINYUAN WATER TREAT S T CO LTD·Filed 2022·Application pending·0 cites
- 3553US2025032989A1Electrochemically assisted ion exchange water treatment device having specific arrangement of electrochemical cellsZHEJIANG QINYUAN WATER TREAT S T CO LTD·Filed 2022·Application pending·0 cites
- 3652US9527757B2Supercapacitor desalination cells, devices and methodsXIONG RIHUA·Filed 2012·Granted Dec 27, 2016·0 cites·9 claims
- 3752US2011024354A1Desalination system and methodGEN ELECTRIC·Filed 2009·Application pending·0 cites
- 3850US11965904B2Method for measuring densities based on circular magnetic levitationUNIV ZHEJIANG·Filed 2021·Granted Apr 23, 2024·0 cites·9 claims
- 3943US9434630B2Water treatment device and methodXIA ZIJUN·Filed 2012·Granted Sep 6, 2016·0 cites·12 claims
- 4040US2017333845A1Apparatus and method for recovering acidGEN ELECTRIC·Filed 2016·Application pending·0 cites
- 4140US2018207550A1Apparatus and method for gravity separation and oil and gas production systemGEN ELECTRIC·Filed 2016·Application pending·0 cites
- 4238US2011114567A1Precipitation device, method and associated systemXIA ZIJUN·Filed 2011·Application pending·0 cites
- 4334US2014014145A1Electrolysis device and related detergentless washing machineXIA ZIJUN·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →