Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5280953 | Displacement responsive air bag vent | Michael John Wolanin, David E. Pettigrove, Jack L. Jensen, John William Melvin, Laura Hawthorn +1 more | 1994-01-25 |
| 5246250 | Air bag valve assembly | Michael John Wolanin, David E. Pettigrove | 1993-09-21 |