Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5556169 | Multi-layer conformable support system | Milton E. Parrish | 1996-09-17 |
| 5218910 | Roller coaster with pheumatic conforming seats and prone passenger arrangement to enhance the thrill of the ride | Matthew S. Gray, Milton E. Parrish | 1993-06-15 |