Issued Patents 2017
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9797189 | Cordless window shade and spring drive system thereof | Fu-Lai Yu | 2017-10-24 |
| 9765864 | Window shade and its control module | Fu-Lai Yu | 2017-09-19 |
| 9663987 | Window shade and control system thereof | Fu-Lai Yu | 2017-05-30 |
| 9657517 | Window shade and actuating system thereof | Fu-Lai Yu | 2017-05-23 |
| 9605477 | Window shade and actuating system thereof | Fu-Lai Yu | 2017-03-28 |