Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10126247 | Rubber crumb inspection system | David McDonald | 2018-11-13 |
| 7467909 | Arresting systems and methods | Richard L. Orner, Jr., Joseph W. Lurquin, Jr., Thomas L. Quinn, Donald Robertson | 2008-12-23 |
| 6725500 | Air recirculating surface cleaning device | Donavan J. Allen | 2004-04-27 |
| D455500 | Pond assembly | — | 2002-04-09 |