Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5769228 | Display package | — | 1998-06-23 |
| 5025881 | Vehicle traction control system with fuel control | David C. Poirier, Mark T. Matheny, George C. Mitchell, Steven Joseph Swantick, Douglas W. Menck +1 more | 1991-06-25 |
| 4951773 | Vehicle traction control system with fuel control | David C. Poirier, Mark T. Matheny, Harold M. Martin, Robert C. Simon, Jr. | 1990-08-28 |