Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682365 | Apparatus for recording data on a disc-shaped optically readable record carrier | Johannes J. Verboom | 1997-10-28 |
| 4972401 | Optically readable record carrier with track undulations for producing a synchronizing clock signal and apparatus for forming such track | Johannes J. Verboom | 1990-11-20 |
| 4630249 | Method of recording information in a magneto-optical record carrier, apparatus for carrying out the method, and magneto-optical record carrier for use in an apparatus for carrying out the method | Josephus J. M. Braat | 1986-12-16 |
| 4464714 | System for transmitting digital information, coding arrangement for use in that system, decoding arrangement for use in that system and record carrier for use in that system | Arie Huijser, Johannes J. Verboom | 1984-08-07 |
| 4435687 | Clock signal recovery circuit | Joseph S. Nadan, George C. Kenney, II | 1984-03-06 |
| 4410877 | Method of coding data bits on a recording medium, arrangement for putting the method into effect and recording medium having an information structure | Wilhelm J. Kleuters, Johannes J. Mons | 1983-10-18 |
| 4402014 | Circuit arrangement for discharging a capacity | Bernardus H. J. Cornelissen, Johannes G. van Santen | 1983-08-30 |
| 4366564 | Apparatus for writing digital information in a disc-shaped optically readable record carrier | Maarten R. de Haan | 1982-12-28 |
| 4353130 | Device for processing serial information which includes synchronization words | Jakob Gerrit Nijboer | 1982-10-05 |
| 4326282 | Apparatus for reproducing digitally coded information recorded on an optically readable disc-shaped record carrier | Johannes J. Verboom | 1982-04-20 |
| 4292593 | Method of demodulating a quadphase coded data signal and receiver for carrying out the method | Frank de Jager, Rudolf A. Van Doorn, Johannes J. Verboom | 1981-09-29 |
| 4292655 | System incorporating word synchronization for a serial signal sequence | Johannes J. Verboom | 1981-09-29 |
| 4276650 | Method of synchronizing a quadphase receiver and clock synchronization device for carrying out the method | Frank de Jager, Rudolf A. Van Doorn, Johannes V. Verboom | 1981-06-30 |
| 4238843 | Disc-shaped optically readable record carrier used as a data storage medium | Johannes J. Verboom, Maarten R. de Haan | 1980-12-09 |