Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D470292 | Cart | Christopher M. Johnson, Terrill Porter, Ralph McCann, Norm DeCost, Robert G. Butterfield +3 more | 2003-02-11 |
| 6407798 | Dual-screen theater | Jeffrey P. Graves, Kevin P. Johnson, Joe M. Pacitti | 2002-06-18 |
| 4939804 | Bed ventilating apparatus and method | — | 1990-07-10 |