Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8757184 | Multi-folded full-automatic opening-closing umbrella | Wangshu-O Chen, Chiung-Wen Yeh, Hsuanyuan Chen | 2014-06-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8757184 | Multi-folded full-automatic opening-closing umbrella | Wangshu-O Chen, Chiung-Wen Yeh, Hsuanyuan Chen | 2014-06-24 |