Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11738407 | High-precision and high-efficiency laser polishing method oriented to large-size ultra-thin mask plate | Yingchun GUAN, Huaming Wang, Yuhang Li | 2023-08-29 |
| 11686283 | Convex type guide plate waterwheel energy increasing device with gradually dense holes | Chunxia Yang, Yan Bin Hu, Mengshang Zhao, Yan Ding, Huiwen Liu | 2023-06-27 |