Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6606823 | Modular roof covering system | William A. McDonough, Paul J. Clark | 2003-08-19 |
| 5958540 | Fastener for layered floor coverings and method of fastening layers | Raymond A. Berard, Claude E. Terry, Harold F. Adams, William A. McDonough | 1999-09-28 |
| 5822828 | Fastener for layered floor coverings and method of fastening layers | Raymond A. Berard, Claude E. Terry, Harold F. Adams, William A. McDonough | 1998-10-20 |