Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9089894 | Chamfered narrow side copper plate for mould with funnel-shaped curved surface | Yong Gan, Chunzheng Yang, Hui Zhang, Jianhua Liu, Mei Wang +11 more | 2015-07-28 |
| 8776862 | Chamfered narrow side copper plate for mould with funnel-shaped curved surface | Yong Gan, Chunzheng Yang, Hui Zhang, Jianhua Liu, Mei Wang +11 more | 2014-07-15 |