Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471812 | Reducing humping of roofing shingles | Thomas K. Thompson | 2002-10-29 |
| 6352744 | Vacuum treatment of asphalt coating | David C. Trumbore, Frank J. Macdonald | 2002-03-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471812 | Reducing humping of roofing shingles | Thomas K. Thompson | 2002-10-29 |
| 6352744 | Vacuum treatment of asphalt coating | David C. Trumbore, Frank J. Macdonald | 2002-03-05 |