Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11743649 | Shared earbuds detection | Martin Kraemer, Deborah Kathleen Vitus, Dilip Prasanna Kumar, Kristen Lawton, Adam Champy +1 more | 2023-08-29 |
| 10924858 | Shared earbuds detection | Martin Kraemer, Deborah Kathleen Vitus, Dilip Prasanna Kumar, Kristen Lawton, Adam Champy +1 more | 2021-02-16 |
| 5075569 | Output device circuit and method to minimize impedance fluctuations during crossover | — | 1991-12-24 |
| 4712058 | Active load network | Steven K. Sullivan | 1987-12-08 |
| 4707620 | Adjustable impedance driver network | Steven K. Sullivan | 1987-11-17 |