Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6665987 | Staircase, staircase repair device and methods of fabricating same | Larry L. Birch | 2003-12-23 |
| 6438909 | Heating method and assembly for staircase | Larry L. Birch | 2002-08-27 |
| 6318033 | Staircase, staircase repair device and methods of fabricating same | Larry L. Birch | 2001-11-20 |