Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37388 | Ridge cap type roof ventilator | Mark S. Stoll, Richard J. Morris | 2001-09-25 |
| 5934995 | Ridge cap roof ventilator applied in assembled, rolled form and method of making and installing | Richard J. Morris, Mark S. Stoll | 1999-08-10 |
| 5331783 | Ridge cap type roof ventilator | Mark S. Stoll, Richard J. Morris | 1994-07-26 |
| 5094041 | Ridge cap types roof ventilator | Mark S. Stoll | 1992-03-10 |