Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9579832 | Method of shortening the time to compression mold a roofing shingle or tile and apparatus for facilitating same | Thomas Kevin MacKinnon, David Nelson, Nolan Loy Son | 2017-02-28 |
| 8128857 | Method of shortening the time to compression mold a roofing shingle or tile and apparatus for facilitating same | Thomas Kevin MacKinnon, David Nelson, Nolan Loy Son | 2012-03-06 |