Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11053684 | Solar heat-reflective roofing granules, solar heat-reflective shingles and process for producing the same | Ming Liang Shiao, Husnu M. Kalkanoglu, Walter T. Stephens | 2021-07-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11053684 | Solar heat-reflective roofing granules, solar heat-reflective shingles and process for producing the same | Ming Liang Shiao, Husnu M. Kalkanoglu, Walter T. Stephens | 2021-07-06 |