Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6444289 | Perforated faced insulation assembly | — | 2002-09-03 |
| 6062287 | Apparatus for dispensing peel and stick product from a common carrier sheet | — | 2000-05-16 |
| 5916393 | Method for applying adhesive on a porous substrate | Roy E. Shaffer, Jeffrey A. Tilton, Randall E. Nyhart | 1999-06-29 |
| 5868891 | Peel and stick insulation having a common carrier sheet | Charles R. Weir, John M. McCall, III, John Hasselbach | 1999-02-09 |
| 5849131 | Method for applying adhesive to an insulation assembly | Roy E. Shaffer, Jeffrey A. Tilton | 1998-12-15 |
| 5743985 | Method of making an asphalt and fiber laminated insulation product | Jeffrey J. Van Sloun, Charles R. Weir | 1998-04-28 |