Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9238512 | Portable passenger boarding ramp assembly | Christa Keith | 2016-01-19 |
| 8863341 | Dual bridge aircraft passenger boarding ramp assembly and method | Christa Keith | 2014-10-21 |
| 8806690 | Dual bridge aircraft passenger boarding ramp assembly and method | Christa Keith | 2014-08-19 |