Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8729378 | Non-contact cymbal pickup using multiple microphones | Julia D. Truchsess, David A. McDonald | 2014-05-20 |
| 8497418 | System and method for electronic processing of cymbal vibration | John V. Roderick, Julia D. Truchsess, David A. McDonald, Jonathan Marks | 2013-07-30 |