Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5289962 | Cup holder | Douglas P. Tull, John Vitkay, Michael F. Wallis | 1994-03-01 |
| 4407492 | Integrated spring mat assembly for seating | — | 1983-10-04 |
| 4325542 | Seat construction | — | 1982-04-20 |
| 4289304 | Seat construction | — | 1981-09-15 |