Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862449 | Adjustable echo canceller | Joannes H. P. M. Spaenjers, Eduard C. M. Boeykens, Henri A. J. Verhille, Gustaaf A. L. Geernaert | 1989-08-29 |
| 4355405 | Digital signalling system | Willi A. H. Ruys, Dermod J. K. O'Reilly, Leopold P. Verbist, Guido M. J. B. Thyssens | 1982-10-19 |