Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655098 | Stair module support and leveling system | William A. Dillen, II, Donald E. Dahowski, Allen L. Kinner, James G. Wilson | 2003-12-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655098 | Stair module support and leveling system | William A. Dillen, II, Donald E. Dahowski, Allen L. Kinner, James G. Wilson | 2003-12-02 |