Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11937361 | Annular hollow cathode | Marcel Georgin | 2024-03-19 |
| 11596049 | Methods and apparatuses for emitting electrons from a hollow cathode | — | 2023-02-28 |
| 11335529 | Thermally enhanced compound field emitter | Kevin Jensen | 2022-05-17 |
| 11302924 | Dual electron-ion conductive polymer composite | Paula T. Hammond | 2022-04-12 |
| 10930991 | Method and/or apparatus for frictionless wideband high-power radio-frequency power transmission across a freely moving interface | Michael W. Nurnberger | 2021-02-23 |
| 9980361 | Thermally isolated thermionic hollow cathodes | — | 2018-05-22 |
| 5633621 | Evacuation assistance locator | — | 1997-05-27 |
| 5102612 | Permanent refueling pool seal | Edward A. Siegel, George J. Roebelen, Jr., Glen E. Schukei, Robert H. Brookins, David J. Ayres | 1992-04-07 |