Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6378941 | 30/40/30 split seat with adjustable center portion | John G Opfer, Terrence Duncan, Mark Caye, Anthony J. DiSalvo, Kurt A. Seibold +1 more | 2002-04-30 |
| 6270140 | Removable seat | John G Opfer, Terrence Duncan, David G. Anticuar, Lawrence A. Fieroh | 2001-08-07 |
| 5320413 | Vehicle seat assembly with linear actuator | Mark Graf, John J. Flannery, Cynthia Hernandez, Srinivas R. Bidare, Obert Burch +1 more | 1994-06-14 |