Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9217281 | Light adjusting roller blind device and method for mounting the same | — | 2015-12-22 |
| 8517081 | Transmission assembly for a roller blind | — | 2013-08-27 |
| 8505609 | Safety assembly for a roller blind | — | 2013-08-13 |
| 6742423 | Perpendicularly displaced window shade roller cutting assembly | — | 2004-06-01 |