Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8960801 | Multi-functional structure for armchair armrest pad | — | 2015-02-24 |
| 8020934 | Chair backrest elevating device | — | 2011-09-20 |
| 7775593 | Adjusting device of a chair backrest | — | 2010-08-17 |
| 7229054 | Height adjustable pedal ring mechanism for bar stool | — | 2007-06-12 |
| 6059366 | Adjustable armrest for chairs | — | 2000-05-09 |