Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12259134 | Hydrogen liquid oxygen combined cycle engine | David Lei Ma | 2025-03-25 |
| 12215608 | Hydrogen-oxygen fueled powerplant with water and heat recovery | Neil J. Terwilliger, Joseph B. Staubach, David L. Ma | 2025-02-04 |
| 11905914 | Liquid hydrogen-liquid oxygen fueled powerplant | — | 2024-02-20 |
| 11828200 | Hydrogen-oxygen fueled powerplant with water and heat recovery | Neil J. Terwilliger, Joseph B. Staubach, David L. Ma | 2023-11-28 |
| 11236639 | Gas turbine engine and an airflow control system | Christopher J. Hanlon, Daniel Bernard Kupratis, William F. Schneider, Sean Danby, Robert H. Bush +1 more | 2022-02-01 |
| 10161316 | Engine bypass valve | Daniel Bernard Kupratis, Christopher J. Hanlon | 2018-12-25 |
| 10119477 | Gas turbine engine with a multi-spool driven fan | Christopher J. Hanlon, Daniel Bernard Kupratis | 2018-11-06 |
| 9951721 | Three-stream gas turbine engine architecture | Daniel Bernard Kupratis, Christopher J. Hanlon | 2018-04-24 |
| 5142860 | Constant thrust retention turbine temperature limit system | Mark A. Strange, Johnny B. Davis, Stephen N. Finger, Gerald Bracci | 1992-09-01 |
| 4483054 | Method for making a drum rotor | — | 1984-11-20 |