Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11310075 | Asymmetric duplex transmission device and switching system thereof | Tsu-mu Chang, Yung-Yi Chang | 2022-04-19 |
| 11299629 | Silane-modified polyphenylene ether resin and preparation method thereof | Hong-Hsin Wu, Po-Cheng Chang, Cheng-Hsin Tsai | 2022-04-12 |