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Ion migration tube and method of operating the same Grant 10,535,509 - Zhang , et al. Ja | 2020-01-14 |
Packaging structures for metallic bonding based opto-electronic device and manufacturing methods thereof Grant 10,510,683 - Zhang , et al. Dec | 2019-12-17 |
Afterglow Detection Device And Afterglow Detection Method App 20190346380 - LI; Shuwei ;   et al. | 2019-11-14 |
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Darkroom type security inspection apparatus and method Grant 10,408,804 - Zhang , et al. Sept | 2019-09-10 |
Detection Apparatus And Detection Method App 20190234905 - Zhang; Qingjun ;   et al. | 2019-08-01 |
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Darkroom type security inspection apparatus and method Grant 10,281,431 - Zhang , et al. | 2019-05-07 |
Detection apparatus and detection method Grant 10,281,432 - Zhang , et al. | 2019-05-07 |
Gas chromatography-ion mobility spectrometry apparatus Grant 10,234,436 - Zhang , et al. | 2019-03-19 |
Sample injection device and method for sample collection and sample thermal desorption, and trace detection apparatus Grant 10,215,666 - Zhang , et al. Feb | 2019-02-26 |
Sampling device and gas curtain guide Grant 10,151,671 - Zhang , et al. Dec | 2018-12-11 |
Sample introduction device Grant 10,032,616 - Zhang , et al. July 24, 2 | 2018-07-24 |
Ion Migration Tube And Method Of Operating The Same App 20180190482 - Zhang; Qingjun ;   et al. | 2018-07-05 |
Gas Chromatography-ion Mobility Spectrometry Apparatus App 20180164262 - ZHANG; Qingjun ;   et al. | 2018-06-14 |
Packaging Structures For Metallic Bonding Based Opto-electronic Device And Manufacturing Methods Thereof App 20180158785 - ZHANG; Wenjian ;   et al. | 2018-06-07 |
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 Grant 9,983,321 - Zhang , et al. May 29, 2 | 2018-05-29 |
Gas analyzing apparatus and sampling device Grant 9,772,306 - Zhang , et al. September 26, 2 | 2017-09-26 |
Sample Injection Device And Method For Sample Collection And Sample Thermal Desorption, And Trace Detection Apparatus App 20170176299 - ZHANG; Qingjun ;   et al. | 2017-06-22 |
Darkroom Type Security Inspection Apparatus And Method App 20170138902 - ZHANG; Qingjun ;   et al. | 2017-05-18 |
Darkroom Type Security Inspection Apparatus And Method App 20170138914 - ZHANG; Qingjun ;   et al. | 2017-05-18 |
Safety Inspection Detector And Goods Safety Inspection System App 20170068003 - ZHANG; Qingjun ;   et al. | 2017-03-09 |
Detection Apparatus And Detection Method App 20170016856 - Zhang; Qingjun ;   et al. | 2017-01-19 |
Sampling Device And Gas Curtain Guide App 20160356679 - Zhang; Qingjun ;   et al. | 2016-12-08 |
Gas Analyzing Apparatus And Sampling Device App 20160341695 - Zhang; Qingjun ;   et al. | 2016-11-24 |
X-ray Beam Intensity Monitoring Device And X-ray Inspection System App 20160187502 - KANG; Kejun ;   et al. | 2016-06-30 |
Sample Introduction Device App 20160189945 - ZHANG; Qingjun ;   et al. | 2016-06-30 |