Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5843576 | Floor covering with coating composition | Angela S. Rosenberry, Songvit Setthachayanon | 1998-12-01 |
| 5719227 | Coating composition | Angela S. Rosenberry, Songvit Setthachayanon | 1998-02-17 |
| 5643677 | Aminoplast/polyurethane wear layer for PVC support surface | Joseph P. Feifer, Mary B. Grubb, William T. Sigman | 1997-07-01 |