Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12134457 | Configurable buoyancy and geometry (CBAG) airship | — | 2024-11-05 | |
| 10631086 | Gas-filled acoustic suspension speaker | — | 2020-04-21 | |
| 8594144 | Pump diode driver circuit | — | 2013-11-26 | |
| 6341358 | Integrity tester for parallel signal bus | William E. Ham | 2002-01-22 | $141,107,000 |
| 5155983 | Distance measurement and control using coded sonic signals | Ronald T. Sheehan, Peter G. Mitchell | 1992-10-20 | $25,180,000 |