Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7992242 | Mattress having a zoned spring unit with firmness indicating zones formed by a multiple colored top panel | — | 2011-08-09 |
| 7870626 | Mattress having a spring unit with a single upper peripheral border rod locked within a chamber of a synthetic foam plastic material housing | — | 2011-01-18 |