Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10280879 | Snorkel and pressure relief valve for dual path cool air inlet system | Michael J Stempien, Marvin L Roten, Kenneth J Luchkovitz | 2019-05-07 |
| 10012186 | Ram air power valve | Marvin L Roten, Michael J Stempien, Kenneth J Luchkovitz | 2018-07-03 |