Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4517655 | Multiplier circuit for multiplying an information signal by a periodic signal | Theodoor A. C. M. Claasen, Arthur H. M. van Roermund | 1985-05-14 |
| 4249038 | Stereo decoder with 19KHz-pilot suppression and improved oscillator phase locking | — | 1981-02-03 |