Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10393521 | Laser line generating device | Jia Yong JIANG, Wang SHUANG | 2019-08-27 |
| 10363614 | Laser level, battery pack and system | Spencer P. Maheu, Jiang Jia Yong, James Spaulding | 2019-07-30 |