Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797219 | Method for manufacture of floor panels | Richard A. Kroko, John C. Duba, Jr., Kenneth J. Knister, David J. Levitt | 2004-09-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797219 | Method for manufacture of floor panels | Richard A. Kroko, John C. Duba, Jr., Kenneth J. Knister, David J. Levitt | 2004-09-28 |