Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11982388 | Connector assembly for adhesive dispensers | Michael D. Murry | 2024-05-14 |
| 10781845 | Roof cover fastener | William R. MacDonald, Derek J. Krueger | 2020-09-22 |
| 10190616 | Roof cover fastener | William R. MacDonald, Derek J. Krueger | 2019-01-29 |
| 9963880 | Membrane roofing | David P. Kraus, Jr., Derrick Slowikowski, Ernesto S. Tachauer, William H. Shepard, Howard A. Kingsford +1 more | 2018-05-08 |
| 9752326 | Membrane roofing | David P. Kraus, Jr., Derrick Slowikowski, Ernesto S. Tachauer, William H. Shepard, Howard A. Kingsford +1 more | 2017-09-05 |
| 9637926 | Membrane roofing | David P. Kraus, Jr., Derrick Slowikowski, Ernesto S. Tachauer, William H. Shepard, Howard A. Kingsford +1 more | 2017-05-02 |
| 8562769 | Forming construction underlayment | David P. Kraus, Jr., Derrick Slowikowski, Ernesto S. Tachauer, William H. Shepard, Howard A. Kingsford +1 more | 2013-10-22 |
| 8166720 | Roofing membrane retainer | Pat Parziale | 2012-05-01 |
| D636503 | Roofing membrane seam plate | Pat Parziale | 2011-04-19 |