Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5978664 | Wireless digital communication device, and a peak-detector | — | 1999-11-02 |
| 5828209 | Voltage reference arrangement, a voltameter, a battery voltage detection arrangement, and a wireless communication device | — | 1998-10-27 |
| 5815537 | Wireless digital communication device, and a pulse shaping network | — | 1998-09-29 |
| 5397940 | Buffer system with reduced interference | — | 1995-03-14 |
| 5081605 | Digital filter | — | 1992-01-14 |
| 4799236 | Telecommunication system comprising a bus conductor and telecommunication stations connected to this bus conductor through transformers | — | 1989-01-17 |
| 4672606 | Method, station and system for the transmission of messages in the form of data packets | Wouter Bourgonje, Willem A. van Reede, Johannes A. A. Vossen | 1987-06-09 |
| 4571462 | Multiple use digital tone generator in telephone | — | 1986-02-18 |
| 4518828 | Transmission circuit for an electronic telephone set | Josephus Joannes Antonius Geboers | 1985-05-21 |
| 4476352 | Telephone subscriber line looping circuit | Frederik H. Gerritsen | 1984-10-09 |
| 4390753 | Line interruption arrangement | — | 1983-06-28 |
| 4388499 | Line interruption circuit for use in a telephone set | — | 1983-06-14 |
| 4388498 | Voltage stabilizer suitable for use in a telephone set | Josephus Joannes Antonius Geboers | 1983-06-14 |
| 4344149 | Decimation, linear phase, digital FIR filter | Leendert van de Meeberg | 1982-08-10 |
| 4341991 | Voltage stabilizer suitable for a telephone set | Josephus Joannes Antonius Geboers, Johannes Bloos | 1982-07-27 |