Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6962455 | Method and apparatus for applying mastic or granular material to a roofing surface | William E. Kugler | 2005-11-08 |
| 6817798 | Method and apparatus for applying mastic or granular material to a roofing surface | William E. Kugler | 2004-11-16 |
| 6540423 | Method and apparatus for applying mastic or granular material to a roofing surface | William E. Kugler | 2003-04-01 |
| 5291636 | Wool cutting or shearing unit | — | 1994-03-08 |