Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8064291 | Engine and technique for generating an acoustic signal | John W. Rapp, Curry Farrior, Robert J. Howard | 2011-11-22 |
| 7944776 | Engine and technique for generating an acoustic signal | John W. Rapp, Curry Farrior, Robert J. Howard | 2011-05-17 |
| 7936641 | Engine and technique for generating an acoustic signal | John W. Rapp, Robert J. Howard, Jared D. Gilbert, Eliot Goldstein, John Gornowich +6 more | 2011-05-03 |