Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9822941 | Upright lamp having length adjustable lamp-post | Guojun Xu, Zhaoyong Zheng | 2017-11-21 |
| 9609716 | Undervoltage protection circuit for LED lamp | Qizhi Wu, Wen-Ping Ying, Junjun Ying | 2017-03-28 |