Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6627290 | Surface treatment for floors, walls or ceilings | Gregory B. Wittlinger, Edward L. Herrin, Rita A. Godfrey | 2003-09-30 |
| 6457961 | Easy release system | — | 2002-10-01 |
| 6413335 | Easy release procedure | — | 2002-07-02 |
| 5849387 | Floor covering with carpet overcarpet held on by adhesive | Edward L. Herrin | 1998-12-15 |
| 5804273 | Floor covering with carpet over carpet and hook and loop fasteners | Edward L. Herrin | 1998-09-08 |
| 5658430 | Carpet over carpet installation adhesive | Edward L. Herrin | 1997-08-19 |