Inventor · Beijing, CN

Jianping Chang

24Patents
2h-index
32Co-inventors
49Inventor score

Filing activity: Apr 27, 2011 → Apr 5, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US8362422B2 Sample feeding device for ion mobility spectrometer, method of using the same and ion mobility spectrometer Physics 2 Active
US9771515B2 Process for the preparation of gadolinium oxysulfide scintillation ceramics Chemistry; Metallurgy 2 Active
US9618484B2 General sample injector, gas chromatograph and combined spectrometer Physics 2 Active
US10539531B2 Detection apparatus and detection method Physics 2 Active
US10215666B2 Sample injection device and method for sample collection and sample thermal desorption, and trace detection apparatus Physics 2 Active
US9261610B2 High purity germanium detector Physics 1 Active
US10281432B2 Detection apparatus and detection method Physics 1 Active
US10281431B2 Darkroom type security inspection apparatus and method Physics 1 Active
US10151671B2 Sampling device and gas curtain guide Physics 1 Active
US10351967B2 Sensitive film for neutron detection and method for forming the same Chemistry; Metallurgy 1 Active
US9513266B2 Gas chromatograph-ion mobility spectrometer system Electricity 1 Active
US9231383B2 Corona discharge assembly, ion mobility spectrometer, computer program and computer readable storage medium Electricity 0 Active
US10408804B2 Darkroom type security inspection apparatus and method Physics 0 Active
US11326739B2 Cryostat Mechanical Engineering; Lighting; Heating 0 Active
US9772306B2 Gas analyzing apparatus and sampling device Physics 0 Active
US9285342B2 Ion mobility spectrometer system Electricity 0 Active
US9983321B2 Safety inspection detector and goods safety inspection system comprising sealing material filled between an opening on a housing and the end portion of a detection module Physics 0 Active
US9869775B2 Method for processing ceramic scintillator array Physics 0 Active
US10032616B2 Sample introduction device Physics 0 Active
US9337626B2 Corona discharge assembly, ion mobility spectrometer, computer program and computer readable storage medium Electricity 0 Active
US9816028B2 Process for the preparation of gadolinium oxysulfide (Gd2O2S) scintillation ceramics Chemistry; Metallurgy 0 Active
US10429348B2 Detection apparatus and detection method Physics 0 Active
US8278627B2 Sample feeding device for trace detector and trace detector with sample feeding device Physics 0 Active
US9429542B2 Signal extraction circuits and methods for ion mobility tube, and ion mobility detectors Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.