Inventor · disambiguated record
Wenjian Sun
Also filed as: SUN WENJIAN
40 granted patents·14 pending applications·155 citations·filing 2009–2025
96Inventor score
Files withSHIMADZU CORP41SHIMADZU RES LABORATORY SHANGHAI CO LTD6DING LI2SHIMADZU RES LAB SHANGHAI CO LTD2KUMASHIRO SUMIO1
Top patents by PatentIndex Score
54 records- 0196US9429543B2Ion mobility analyzer, combination device thereof, and ion mobility analysis methodSHIMADZU CORP·Filed 2015·Granted Aug 30, 2016·15 cites·35 claims
- 0293US10014167B2Ion optical apparatus and mass spectrometerSHIMADZU CORP·Filed 2015·Granted Jul 3, 2018·20 cites·17 claims
- 0393US8507848B1Wire electrode based ion guide deviceDING LI·Filed 2012·Granted Aug 13, 2013·19 cites·33 claims
- 0492US11289318B2Mass spectrometry analysis method and mass spectrometry systemSHIMADZU CORP·Filed 2021·Granted Mar 29, 2022·4 cites·15 claims
- 0592US10515790B2Ion guiding deviceSHIMADZU CORP·Filed 2016·Granted Dec 24, 2019·11 cites·24 claims
- 0691US8242459B2Device for desorption and ionizationSUN WENJIAN·Filed 2009·Granted Aug 14, 2012·31 cites·15 claims
- 0790US10020174B2Methods and devices for parallel analysis of ion mobility spectrum and mass spectrumSHIMADZU CORP·Filed 2017·Granted Jul 10, 2018·7 cites·30 claims
- 0888US10192728B2Mass spectrometer and method applied thereby for reducing ion loss and succeeding stage vacuum loadSHIMADZU CORP·Filed 2016·Granted Jan 29, 2019·6 cites·19 claims
- 0982US9570281B2Ion generation device and ion generation methodSHIMADZU CORP·Filed 2015·Granted Feb 14, 2017·3 cites·20 claims
- 1082US8536523B2Desorption and ionization method and deviceLI DING·Filed 2010·Granted Sep 17, 2013·7 cites·19 claims
- 1181US12027358B2Mass spectrometry analysis method and mass spectrometry systemSHIMADZU CORP·Filed 2021·Granted Jul 2, 2024·1 cites·32 claims
- 1280US8384025B2Device for separating, enriching and detecting ionsSHIMADZU RES LAB SHANGHAI CO LTD·Filed 2009·Granted Feb 26, 2013·8 cites·17 claims
- 1378US11378560B2Mass spectrum data acquisition and analysis methodSHIMADZU CORP·Filed 2018·Granted Jul 5, 2022·1 cites·14 claims
- 1478US11031218B2Data acquisition method in a mass spectrometerSHIMADZU CORP·Filed 2018·Granted Jun 8, 2021·2 cites·20 claims
- 1576US11031229B2Sample desorption ionization device and analysis method for a mass spectrometerSHIMADZU RES LABORATORY SHANGHAI CO LTD·Filed 2019·Granted Jun 8, 2021·1 cites·21 claims
- 1676US10763098B2Ion optical device with orthogonal ion barriersSHIMADZU CORP·Filed 2017·Granted Sep 1, 2020·2 cites·14 claims
- 1776US10014168B2Ion guiding device and ion guiding methodSHIMADZU RES LABORATORY SHANGHAI CO LTD·Filed 2014·Granted Jul 3, 2018·3 cites·37 claims
- 1876US8704170B2Method and apparatus for generating and analyzing ionsKUMASHIRO SUMIO·Filed 2011·Granted Apr 22, 2014·4 cites·34 claims
- 1975US11164735B2Ion migration rate analysis device and analysis method appliedSHIMADZU RES LABORATORY SHANGHAI CO LTD·Filed 2018·Granted Nov 2, 2021·1 cites·15 claims
- 2073US10825676B2Quadrupole mass analyzer and method of mass analysisSHIMADZU CORP·Filed 2019·Granted Nov 3, 2020·1 cites·11 claims
- 2172US9620347B2Ion guide device and ion guide methodSHIMADZU CORP·Filed 2013·Granted Apr 11, 2017·2 cites·18 claims
- 2271US8299444B2Ion sourceDING LI·Filed 2009·Granted Oct 30, 2012·2 cites·23 claims
- 2369US11031224B2Ion guiding device and guiding methodSHIMADZU CORP·Filed 2017·Granted Jun 8, 2021·1 cites·12 claims
- 2469US10741379B2Mass spectrometer, ion optical device, and method for ion manipulation in mass spectrometer using trap with concentric ring electrodesSHIMADZU CORP·Filed 2017·Granted Aug 11, 2020·1 cites·15 claims
- 2569US2025208097A1Tandem ion mobility spectrometer and ion mobility analysis methodSHIMADZU CORP·Filed 2024·Application pending·0 cites
- 2669US2025172576A1Method for determining chemical structure of lipid and ion mobility-tandem mass spectrometerSHIMADZU CORP·Filed 2024·Application pending·0 cites
- 2768US9406495B2Linear ion beam bonding apparatus and array structure thereofSHIMADZU RES LABORATORY (SHANGHAI) CO LTD·Filed 2013·Granted Aug 2, 2016·2 cites·28 claims
- 2868US2025155405A1Method for identifying unsaturated organic compound, and mass spectrometry systemSHIMADZU CORP·Filed 2024·Application pending·0 cites
- 2967US2024351022A1Tlc extraction device, combined system and extraction methodSHIMADZU CORP·Filed 2024·Application pending·0 cites
- 3066US11694887B2Mass spectrometer, mass spectrometry method and detection systemSHIMADZU CORP·Filed 2021·Granted Jul 4, 2023·0 cites·12 claims
- 3163US2023417704A1Ion mobility analysis apparatusSHIMADZU CORP·Filed 2023·Application pending·0 cites
- 3262US2024412964A1Analytical system and analytical methodSHIMADZU CORP·Filed 2024·Application pending·0 cites
- 3358US11651947B2Mass spectrometerSHIMADZU CORP·Filed 2021·Granted May 16, 2023·0 cites·10 claims
- 3458US2024213011A1Ion source apparatus and mass spectrometerSHIMADZU CORP·Filed 2023·Application pending·0 cites
- 3557US2023307222A1Ion source and mass spectrometerSHIMADZU CORP·Filed 2023·Application pending·0 cites
- 3656US9192053B2Method for manufacturing ion optical deviceSHIMADZU RES LAB SHANGHAI CO LTD·Filed 2013·Granted Nov 17, 2015·0 cites·20 claims
- 3756US2025224372A1Tandem u-shaped ion mobility spectrometer and ion mobility analysis methodSHIMADZU CORP·Filed 2025·Application pending·0 cites
- 3856US2024213012A1Ion generator, mass spectrometer and method of generating ionsSHIMADZU CORP·Filed 2023·Application pending·0 cites
- 3954US11508565B2Ion guide device and ion guide methodSHIMADZU CORP·Filed 2021·Granted Nov 22, 2022·0 cites·13 claims
- 4054US2023046612A1Ion mobility spectrometry-mass spectrometry combined analysis deviceSHIMADZU CORP·Filed 2022·Application pending·0 cites
- 4153US12111286B2Ion mobility analysis apparatusSHIMADZU CORP·Filed 2022·Granted Oct 8, 2024·0 cites·16 claims
- 4252US12106954B2Dielectric barrier discharge ionization, analytical instrument and ionization methodSHIMADZU CORP·Filed 2019·Granted Oct 1, 2024·0 cites·15 claims
- 4348US10636641B2Proton transfer reaction mass spectrometerSHIMADZU CORP·Filed 2018·Granted Apr 28, 2020·0 cites·14 claims
- 4447US11735407B2Ionization device, mass spectrometer, ion mobility spectrometer, and ionization methodSHIMADZU RES LABORATORY SHANGHAI CO LTD·Filed 2019·Granted Aug 22, 2023·0 cites·21 claims
- 4547US10386334B2Ion mobility spectrometry apparatus and methodSHIMADZU CORP·Filed 2016·Granted Aug 20, 2019·0 cites·28 claims
- 4645US11127578B2Ion guiding device and related methodSHIMADZU CORP·Filed 2017·Granted Sep 21, 2021·0 cites·26 claims
- 4745US2020273685A1Ion source for generating ions and calibrating methods of mass spectrometer using generated ionsSHIMADZU CORP·Filed 2019·Application pending·0 cites
- 4844US9502228B2Ion trap analyzer and ion trap mass spectrometry analysis methodSHIMADZU CORP·Filed 2013·Granted Nov 22, 2016·0 cites·14 claims
- 4943US11031216B2Mass spectrometry data acquisition methodSHIMADZU CORP·Filed 2017·Granted Jun 8, 2021·0 cites·29 claims
- 5043US10825670B2Signal processing method and system based on time-of-flight mass spectrometry and electronic apparatusSHIMADZU CORP·Filed 2017·Granted Nov 3, 2020·0 cites·16 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →