Beijing
China
9
2015-04-30
The entities that hold a legal rights for patent applications filed by inventor Cao Shiping:
Shiping Cao from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Ion mobility spectrometer system
#2 | 2014-10-30Asymmetric field ion mobility spectrometer
#3 | 2013-11-28Signal extraction circuits and methods for ion mobility tube, and ion mobility detectors
#4 | 2012-07-05Sample feeding device for trace detector and trace detector with sample feeding device
#5 | 2012-07-05Sample feeding device for ion mobility spectrometer, method of using the same and ion mobility spectrometer
#6 | 2011-06-09Ion mobility spectrometer and detecting method using the same
#7 | 2010-04-29Ion gate for dual ion mobility spectrometer and method thereof
#8 | 2009-12-17Electrode structure for drift tube in ion mobility spectrometer
#9 | 2009-11-19Double-faced ion source
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