Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11090570 | Swing for playing in standing posture | — | 2021-08-17 |
| 9106150 | Battery free off-grid solar inverter system and control method thereof | Chang-Chia Chiang, Hsiao-Chih Ku | 2015-08-11 |