Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11226432 | Hyperbright white roofing granules with high solar reflectance | Derek J. Small, Wade O. Kemp, III | 2022-01-18 |
| 8034432 | Roofing granules of enhanced solar reflectance | — | 2011-10-11 |
| 7641959 | Roofing granules of enhanced solar reflectance | — | 2010-01-05 |
| 7060658 | Roofing granules | — | 2006-06-13 |
| 6838152 | Low pigments costs algae-retardant roofing granule products containing metallic copper | — | 2005-01-04 |
| 6607781 | Roofing granules with a decorative metallic appearance | — | 2003-08-19 |
| 6548145 | Roofing granules with a decorative metallic appearance | — | 2003-04-15 |
| 6358305 | Darkened headlap manufacturing process and product produced thereby | — | 2002-03-19 |
| 6235372 | Color stable pigment for granular surface coated roofing and siding shingles | — | 2001-05-22 |
| 6214466 | Algae-resistant roofing granules | — | 2001-04-10 |
| 4378408 | Silicate coated roofing granules | — | 1983-03-29 |
| 4359505 | Light colored roofing granules | — | 1982-11-16 |