Inventor
SUN WENJIAN
CN41 patents
⚠️ This page may combine multiple inventors who share the name “SUN WENJIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHIMADZU CORP
27 patentsUS10014167B2Jul 3, 2018
Ion optical apparatus and mass spectrometer
SHIMADZU CORP20 citations90
US10515790B2Dec 24, 2019
Ion guiding device
SHIMADZU CORP11 citations83
US10020174B2Jul 10, 2018
Methods and devices for parallel analysis of ion mobility spectrum and mass spectrum
SHIMADZU CORP7 citations82
US9429543B2Aug 30, 2016
Ion mobility analyzer, combination device thereof, and ion mobility analysis method
SHIMADZU CORP15 citations82
US9620347B2Apr 11, 2017
Ion guide device and ion guide method
SHIMADZU CORP2 citations73
US9570281B2Feb 14, 2017
Ion generation device and ion generation method
SHIMADZU CORP3 citations73
US11031218B2Jun 8, 2021
Data acquisition method in a mass spectrometer
SHIMADZU CORP2 citations71
US10763098B2Sep 1, 2020
Ion optical device with orthogonal ion barriers
SHIMADZU CORP2 citations71
US10192728B2Jan 29, 2019
Mass spectrometer and method applied thereby for reducing ion loss and succeeding stage vacuum load
SHIMADZU CORP6 citations71
US11289318B2Mar 29, 2022
Mass spectrometry analysis method and mass spectrometry system
SHIMADZU CORP4 citations68
US10741379B2Aug 11, 2020
Mass spectrometer, ion optical device, and method for ion manipulation in mass spectrometer using trap with concentric ring electrodes
SHIMADZU CORP1 citations62
US12106954B2Oct 1, 2024
Dielectric barrier discharge ionization, analytical instrument and ionization method
SHIMADZU CORP0 citations61
US11694887B2Jul 4, 2023
Mass spectrometer, mass spectrometry method and detection system
SHIMADZU CORP0 citations61
US11378560B2Jul 5, 2022
Mass spectrum data acquisition and analysis method
SHIMADZU CORP1 citations61
US11031224B2Jun 8, 2021
Ion guiding device and guiding method
SHIMADZU CORP1 citations61
US10825676B2Nov 3, 2020
Quadrupole mass analyzer and method of mass analysis
SHIMADZU CORP1 citations61
US12027358B2Jul 2, 2024
Mass spectrometry analysis method and mass spectrometry system
SHIMADZU CORP1 citations59
US11651947B2May 16, 2023
Mass spectrometer
SHIMADZU CORP0 citations52
US10386334B2Aug 20, 2019
Ion mobility spectrometry apparatus and method
SHIMADZU CORP0 citations52
US11127578B2Sep 21, 2021
Ion guiding device and related method
SHIMADZU CORP0 citations51
US12111286B2Oct 8, 2024
Ion mobility analysis apparatus
SHIMADZU CORP0 citations50
US11508565B2Nov 22, 2022
Ion guide device and ion guide method
SHIMADZU CORP0 citations50
US11031216B2Jun 8, 2021
Mass spectrometry data acquisition method
SHIMADZU CORP0 citations50
US10636641B2Apr 28, 2020
Proton transfer reaction mass spectrometer
SHIMADZU CORP0 citations42
US10825670B2Nov 3, 2020
Signal processing method and system based on time-of-flight mass spectrometry and electronic apparatus
SHIMADZU CORP0 citations40
US10020179B2Jul 10, 2018
Focusing ion guiding apparatus and mass spectrographic analysis apparatus
SHIMADZU CORP0 citations40
US9502228B2Nov 22, 2016
Ion trap analyzer and ion trap mass spectrometry analysis method
SHIMADZU CORP0 citations40
SHIMADZU RES LABORATORY SHANGHAI CO LTD
4 patentsUS10014168B2Jul 3, 2018
Ion guiding device and ion guiding method
SHIMADZU RES LABORATORY SHANGHAI CO LTD3 citations72
US11031229B2Jun 8, 2021
Sample desorption ionization device and analysis method for a mass spectrometer
SHIMADZU RES LABORATORY SHANGHAI CO LTD1 citations59
US11164735B2Nov 2, 2021
Ion migration rate analysis device and analysis method applied
SHIMADZU RES LABORATORY SHANGHAI CO LTD1 citations56
US11735407B2Aug 22, 2023
Ionization device, mass spectrometer, ion mobility spectrometer, and ionization method
SHIMADZU RES LABORATORY SHANGHAI CO LTD0 citations49