Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11091175 | Vacuum transport tube vehicle, system, and method for evacuating a vacuum transport tube | Robert Erik Grip, Mark A. DeHaan, Ted K. Rothaupt | 2021-08-17 |
| 11053888 | Fan cowl with a serrated trailing edge providing attached flow in reverse thrust mode | Mark A. DeHaan, Dino L. Roman | 2021-07-06 |
| D924119 | Split winglet | Dino L. Roman, Douglas M. Friedman, Adam P. Malachowski, Christopher A. Vegter | 2021-07-06 |
| 10954805 | Aircraft turbofan engine having variable pitch fan and method of over-pitching the variable pitch fan in an engine out condition to reduce drag | Mark A. DeHaan, Dino L. Roman | 2021-03-23 |