Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879708 | Optical disk tracking and seeking systems specific track formats using wobbled pits | Kurt W. Getreuer | 1989-11-07 |
| 4879707 | Optical disk tracking and seeking systems specific track formats using discontinuities | Kurt W. Getreuer, Pierre Robert Valère Sonneville | 1989-11-07 |
| 4866686 | Optical record carrier and apparatus for reading the record carrier | — | 1989-09-12 |
| 4855742 | Method of transmitting n-bit information words, information transmission system for carrying out the method, and encoding device and decoding device for use in the information-transmission system | — | 1989-08-08 |
| 4802154 | High density codes for optical recording | Christiaan Steenbergen | 1989-01-31 |
| 4779253 | Sampled servo for an optical disk drive | Kurt W. Getreuer, David L. Schell, David E. Lewis | 1988-10-18 |
| 4740944 | Optical disk phase lock loop with comb filter | — | 1988-04-26 |
| 4718054 | Servo error write blanking circuit for an optical recording disk | David L. Schell, Henk A. Van der Put | 1988-01-05 |
| 4646281 | Read channel for an optical recorder | — | 1987-02-24 |
| 4606016 | Write protection and data detection using differential detector | Roger R. Bracht | 1986-08-12 |
| 4599717 | Direct read after write verify using differential detection | Rodger R. Bracht | 1986-07-08 |
| 4583208 | Sector mark decoder for an optical recorder | — | 1986-04-15 |
| 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, Marino G. Carasso | 1984-08-07 |
| 4363116 | Method, apparatus and record carrier body for optically writing information | Wilhelm J. Kleuters, Gerrit B. Gerritsen | 1982-12-07 |
| 4326282 | Apparatus for reproducing digitally coded information recorded on an optically readable disc-shaped record carrier | Marino G. Carasso | 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, Marino G. Carasso | 1981-09-29 |
| 4292655 | System incorporating word synchronization for a serial signal sequence | Marino G. Carasso | 1981-09-29 |
| 4238843 | Disc-shaped optically readable record carrier used as a data storage medium | Marino G. Carasso, Maarten R. de Haan | 1980-12-09 |