Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11994041 | Advanced aero diffusers for turbine frames and outlet guide vanes | Christopher Ryan Johnson, Thomas Joseph Lipinski, Eric Schroeder, David Andrew Perveiler | 2024-05-28 |
| 11790144 | Fast, efficient real-time electro-magnetic systems simulator that dynamically accepts user input | David M. Colleran | 2023-10-17 |
| 5224560 | Modular drill bit | — | 1993-07-06 |
| 5199516 | Modular drill bit | — | 1993-04-06 |
| 5137097 | Modular drill bit | — | 1992-08-11 |
| 4393948 | Rock boring bit with novel teeth and geometry | — | 1983-07-19 |