Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10106228 | Sonobuoy adapter kit with pneumatic air diverter valve | Thomas Lithen, Xiaochun Fisher, Robert Eschbach, Robert E. Hammerquist, Alexander Price | 2018-10-23 |
| 10053194 | Miniature sonobuoy adapter kit with pneumatic air diverter valve | Thomas Lithen, Xiaochun Fisher, Robert Eschbach | 2018-08-21 |