Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9701416 | Aircraft and a retrofit cryogenic fuel system | Paul Bernard Stumbo, Robert Harold Weisgerber | 2017-07-11 |
| 9676491 | Aircraft and method of managing evaporated cryogenic fuel | Adon Delgado, Jr., Robert Harold Weisgerber | 2017-06-13 |