Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6426309 | Storm proof roofing material | David G. Miller, Carla A. Miller, Margaret M. Woodside, James S. Belt, William Huykman | 2002-07-30 |
| 6421976 | Shingle for optically simulating a tile roof | Bert W. Elliott, John D. Phillips | 2002-07-23 |
| 6352744 | Vacuum treatment of asphalt coating | David C. Trumbore, David B. Ollett | 2002-03-05 |