Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5615523 | Roof having resinous shingles | James R. Wells, James C. Wintgens, Roger A. McFarland, Arthur Blinkhorn | 1997-04-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5615523 | Roof having resinous shingles | James R. Wells, James C. Wintgens, Roger A. McFarland, Arthur Blinkhorn | 1997-04-01 |