Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9854355 | Grounding circuit for alternate audio plug designs | Roderick B. Hogan, Joseph C. Curcio, David C. Breece, III, Nathan A. Johanningsmeier, Kavitha Srinivasan | 2017-12-26 |
| 9148718 | Grounding circuit for alternate audio plug designs | David C. Breece, III, Nathan A. Johanningsmeier, Kavitha Srinivasan | 2015-09-29 |
| 9099967 | Increasing ground noise rejection in audio systems | David C. Breece, III, Nathan A. Johanningsmeier | 2015-08-04 |
| 9084059 | Electronic audio device to determine matching and non-matching speakers | David C. Breece, III, Nathan A. Johanningsmeir | 2015-07-14 |