Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4523543 | Asphalt shingles - color blend drop sequence randomized by deposition means controlled by random signal generator to obviate stripes on roof | Thomas R. Brady | 1985-06-18 |
| 4478869 | Applying granules to strip asphaltic material | Thomas R. Brady | 1984-10-23 |