Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6454981 | Method of forming a partially perforated foam | Shau-Tarng Lee | 2002-09-24 |
| 6432512 | Foam plank laminate | — | 2002-08-13 |
| 6207254 | Partially perforated foam | Shau-Tarng Lee | 2001-03-27 |