Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7197407 | Fuel tank level monitoring system and method | Kenneth Roger Schimnowski, David E. Woollums, Richard J. Vanderah | 2007-03-27 |
| 6736162 | Pressure relief valve with improved repairability | Kenneth Roger Schimnowski, Thomas Bethell Oliver | 2004-05-18 |
| 5873546 | System and method for conducting one engine inoperative flight procedures training in a dual-engine helicopter | Charles W. Evans, Karl W. Saal, Jr. | 1999-02-23 |
| 5853152 | Collective detent system for vertical takeoff flight operations | Charles W. Evans, Jefferson H. Slayden | 1998-12-29 |