Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12297694 | Safety lift cord assembly for window blinds | — | 2025-05-13 |
| 12084915 | Wireless electrically-controlled electric curtain | Chang-Yu Hsieh, Sheng Ying Hsu | 2024-09-10 |
| 12037843 | Control ropes guide device for window curtain | — | 2024-07-16 |
| 11988041 | Scrolling system for window curtain | Jian-Zhi Huang | 2024-05-21 |
| 11933103 | Control device for motorized window blind | — | 2024-03-19 |
| 11655672 | Device for restricting torsion spring of scrolling device of window curtain from reversely expanding | Jian-Zhi Huang | 2023-05-23 |
| 11213157 | Securing device for connecting curtain top rail holder to wall | — | 2022-01-04 |
| 9574394 | Cordless blind assembly | Sheng Ying Hsu | 2017-02-21 |
| 9074409 | Safety rope assembly for Roman shade | A-Nan Chen | 2015-07-07 |
| 7975747 | Roman shade with hidden ropes | Sheng Ying Hsu, Wu Chung Nien, Chien-Chih Huang | 2011-07-12 |
| 7866367 | Control device for slat blinds | Sheng Ying Hsu, Wu Chung Nien, Chien-Chih Huang | 2011-01-11 |
| 7793701 | Operation wand assembly of curtains | Sheng Ying Hsu, Wu Chung Nien, Chien-Chih Huang | 2010-09-14 |
| 7779879 | Machine for making expandable two-color slats | — | 2010-08-24 |
| 7686058 | Operation handle assembly for curtains | Sheng Ying Hsu, Wu Chung Nien, Chien-Chih Huang | 2010-03-30 |
| 7644748 | Control mechanism for slats of blinds | Sheng Ying Hsu, Wu Chung Nien, Chien-Chih Huang | 2010-01-12 |
| 7487817 | Non-pull cord operable window blind structure | — | 2009-02-10 |
| 7418903 | Printing method for window blind slats | Sheng Ying Hsu | 2008-09-02 |
| 7398815 | Non-pull cord operated window blind structure | — | 2008-07-15 |
| 7296606 | Venetian blind slat control mechanism | — | 2007-11-20 |
| 7159636 | Slat control mechanism for venetian blinds | — | 2007-01-09 |