Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9702749 | Liquid surface detection method and device, and immunoassay analyzer | Jie Ma, Yanwen Weng | 2017-07-11 |
| 8358216 | Liquid level detecting device and sample applying system | Peng Du, Yanwen Weng | 2013-01-22 |