Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10782273 | Photoionization detector automated zero level calibration | Guangli Xie, Zhanghua Wu, Yaofu Gong | 2020-09-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10782273 | Photoionization detector automated zero level calibration | Guangli Xie, Zhanghua Wu, Yaofu Gong | 2020-09-22 |