Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9285047 | Regulator valve | Mingchia Wu | 2016-03-15 |
| 9260852 | Spiral guiding drain structure | Mingchia Wu, Tsungyi Lo, Chuwan Hong | 2016-02-16 |
| 9261887 | Pressure balance valve | Chunghsiang Chang, Yuanhao Chang, Chuwan Hong | 2016-02-16 |
| 9038651 | Switching valve | Chunghsiang Chang | 2015-05-26 |