Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10230341 | High efficiency voltage mode class D topology | Michael A. de Rooij, Johan Tjeerd Strydom | 2019-03-12 |
| 9887677 | High efficiency voltage mode class D topology | Michael A. de Rooij, Johan Tjeerd Strydom | 2018-02-06 |