Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6112492 | Shingle having ribs and cavity on its underside | James R. Wells, James C. Wintgens | 2000-09-05 |
| 6021611 | Shingle having ribs and a cavity on its underside | James R. Wells, James C. Wintgens | 2000-02-08 |
| 5618589 | Method and apparatus for coating elongate members | — | 1997-04-08 |
| 5615523 | Roof having resinous shingles | James R. Wells, Denise A. McLaine, James C. Wintgens, Arthur Blinkhorn | 1997-04-01 |
| 5350603 | Method for painting window lineal members | Gordon P. Armstrong | 1994-09-27 |
| 4517323 | Molded products | Larry W. Ferguson | 1985-05-14 |