Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12352726 | Trace detection device | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Jianmin Li, Weiping Zhu +4 more | 2025-07-08 |
| 11476102 | Real-time calibration device, real-time calibration method and detection apparatus | Qingjun Zhang, Zhiqiang Chen, Yuanjing Li, Jianmin Li, Yinong Liu +5 more | 2022-10-18 |
| 11422070 | Sampling probe, automatic sampling device, and container detection system | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Jianmin Li, Shangmin Sun +7 more | 2022-08-23 |
| 11408852 | Sampling tube bundle, sampling analysis device and preparation method of sampling tube bundle | Zhiqiang Chen, Chunan Xu, Qingjun Zhang, Fengfeng Xiong, Yuanjing Li +5 more | 2022-08-09 |
| 11400407 | Decomposition method and apparatus based on basis material combination | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Ziran Zhao, Yinong Liu +4 more | 2022-08-02 |
| 11346808 | Trace detection device | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Jianmin Li, Yinong Liu +5 more | 2022-05-31 |
| 11346807 | Pulsed sampling-based ion mobility spectrometer and sniffer | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Jianmin Li, Yinong Liu +7 more | 2022-05-31 |
| 11320407 | Gas chromatograph-ion mobility spectrometry combined equipment | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Weiping Zhu, Yaohong Liu +3 more | 2022-05-03 |
| 11215626 | Gate system for sample detection and method of sample inspection | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Ziran Zhao, Yinong Liu +4 more | 2022-01-04 |
| 11193860 | Gas purifying device and ion migration spectrometer | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Ziran Zhao, Yinong Liu +3 more | 2021-12-07 |
| 11022581 | Multiple functions ion mobility spectrometer device | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Jianmin Li, Yaohong Liu +6 more | 2021-06-01 |
| 10989689 | Gas chromatography-ion mobility spectrometry detector and gas chromatograph-ion mobility spectrometer | Qingjun Zhang, Weiping Zhu, Yuanjing Li, Zhiqiang Chen, Ziran Zhao +5 more | 2021-04-27 |
| 10794923 | Wiping-type sample sampling and feeding device, card reading apparatus, and gate machine apparatus | Qingjun Zhang, Yuanjing Li, Ziran Zhao, Ge Li, Biao Cao +1 more | 2020-10-06 |
| 10782211 | Gathering and sampling device and inspection apparatus | Qingjun Zhang, Yuanjing Li, Ziran Zhao, Ge Li, Biao Cao +1 more | 2020-09-22 |
| 10775278 | Scrubbing and sampling device, card reader apparatus and gate apparatus | Qingjun Zhang, Yuanjing Li, Ziran Zhao, Ge Li | 2020-09-15 |
| 10699887 | Preparation and feed apparatus of standard sample for calibration of trace-analysis instrument | Qingjun Zhang, Yuanjing Li, Ziran Zhao, Weiping Zhu, Nan BAI | 2020-06-30 |
| 10663429 | Device for collecting semi-volatile or non-volatile substrate | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Ziran Zhao, Yinong Liu +4 more | 2020-05-26 |
| 10539531 | Detection apparatus and detection method | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Ziran Zhao, Yinong Liu +6 more | 2020-01-21 |
| 10535509 | Ion migration tube and method of operating the same | Qingjun Zhang, Yuanjing Li, Ziran Zhao, Weiping Zhu, Huishao He +1 more | 2020-01-14 |
| 10520402 | Sample collecting and introducing device and detection system | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Ziran Zhao, Yinong Liu +5 more | 2019-12-31 |
| 10429348 | Detection apparatus and detection method | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Ziran Zhao, Yinong Liu +6 more | 2019-10-01 |
| 10408804 | Darkroom type security inspection apparatus and method | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Ziran Zhao, Weiping Zhu +5 more | 2019-09-10 |
| 10281431 | Darkroom type security inspection apparatus and method | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Weiping Zhu, Ziran Zhao +4 more | 2019-05-07 |
| 10281432 | Detection apparatus and detection method | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Ziran Zhao, Yinong Liu +6 more | 2019-05-07 |
| 10276359 | Ion mobility spectrometer | Qingjun Zhang, Yuanjing Li, Zhiqiang Chen, Yanchun Wang, Ziran Zhao +5 more | 2019-04-30 |