Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12092399 | Chimney cooler design for rugged maximum free convection heat transfer with minimum footprint | Andrew Truxel, David A. Vasquez, Jarrett M. Perry, Emma M. Overly | 2024-09-17 |
| 11549445 | High and low spool differential gear assembly | — | 2023-01-10 |
| 11448125 | Multistage gas turbine engine with differential drive of compressor | Daniel Bernard Kupratis, Paul R. Hanrahan, Arthur M. Salve, Jr. | 2022-09-20 |
| 11041462 | Hybrid turbofan with differential electrical and mechanical power transfer | Daniel Bernard Kupratis | 2021-06-22 |