Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162917 | Device for improving gas detection in photoionization detector | Chang Liu, Zhiguo Wang, Bo Chen, Yang Zhang | 2021-11-02 |
| 10996197 | Collection surface for electrodes in photoionization detector | Bo Chen, Qidao Lin, Zhanghua Wu | 2021-05-04 |
| 10969371 | Photoionization detector automated zero level calibration | Bo Chen, Zhanghua Wu, Yaofu Gong | 2021-04-06 |
| 10942061 | Shielding for electrodes in photoionization detector | Bo Chen, Yuzhong Wang, Qidao Lin, Zhanghua Wu | 2021-03-09 |