Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9602126 | Sigma-delta analog-to-digital converter | Daniel Schinkel | 2017-03-21 |
| 6853733 | Two-wire interface for digital microphones | Eric Klumperink, Bram Nauta, Rudolphe Gustave Hubertus Eschauzier, Nico van Rijn | 2005-02-08 |