Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE46177 | Method of manufacturing a shingle with reinforced nail zone | Donn R. Vermilion, Stephanie A. Rinne, Michael S. Ugorek, John Scowden, Barry M. Lewis +2 more | 2016-10-11 |
| 8430983 | Method of manufacturing a shingle with reinforced nail zone | Donn R. Vermilion, Stephanie A. Rinne, Michael S. Ugorek, John Scowden, Barry M. Lewis +2 more | 2013-04-30 |
| 5236754 | Reoriented insulation assembly and method | Merle F. McBride | 1993-08-17 |
| 4856243 | Assemblies for windows and doors | Wesley E. Legg, Richard A. Mott | 1989-08-15 |
| 4681722 | Method of making a lineal structural member | Neil A. Carter, Ronald R. Harris | 1987-07-21 |
| 4640065 | Structural member | Ronald R. Harris | 1987-02-03 |
| 4553364 | Window sash and frame molded of fibrous material | Wesley E. Legg, Richard A. Mott, Alan R. Leewood | 1985-11-19 |
| 4485590 | Door and frame molded of fibrous mineral material | Wesley E. Legg, Richard A. Mott, Alan R. Leewood | 1984-12-04 |
| 4276245 | Method of making and using molds for longitudinally curved sections of pipe insulation | — | 1981-06-30 |
| 4181287 | Molding apparatus for rigid foam pipe insulation | C. Stephen Richter | 1980-01-01 |