Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D414279 | Base sheet for roofing assembly | Mira C. Kubiak, Harold C. Albo, Jr., William Davis Lee, William J. Woodring | 1999-09-21 |
| 5890336 | Base sheet for roofing assembly | Mira C. Kubiak, Harold C. Albo, Jr., William Davis Lee, William J. Woodring | 1999-04-06 |
| 5848510 | Base sheet for roofing assembly | William J. Woodring | 1998-12-15 |