Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9799193 | Shock detector systems | L. Herbert King, Jr., James Keeven, Frank Vlasaty | 2017-10-24 |
| 7827789 | Linear free piston stirling machine | Stephen Charles Welty | 2010-11-09 |
| 7584612 | Linear free piston Stirling machine | — | 2009-09-08 |