Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5237461 | Method and apparatus for reproducing video data stored on a magnetic tape in a manner facilitating search and slow-motion operation | Jurgen Heitmann, Roland Mester | 1993-08-17 |
| 5004545 | Ceramic foam filter apparatus | Hans-Peter Wahl, Rudolf Schlueter, Wolfgang P. Kaettlitz | 1991-04-02 |
| 4995071 | Video conference installation | Jens Weber | 1991-02-19 |
| 4939605 | Apparatus including a head wheel carrying advanced read, write and normal read heads for facilitating processing of television audio signals recorded on magnetic tape | Jurgen Heitmann, Hannfried Preissler | 1990-07-03 |
| 4931885 | Method of cross-checking data block identification signals of data reproduced from a magnetic tape record | Roland Mester, Jurgen Heitmann, Jurgen Muller | 1990-06-05 |
| 4926425 | System for testing digital circuits | Rolf Hedtke, Roland Mester, Jurgen Hansel | 1990-05-15 |
| 4907181 | Test and monitoring system for a digital video tape recorder/reproducer | Rolf Hedtke, Roland Mester, Jurgen Hansel | 1990-03-06 |
| 4905099 | Intermediate picture field storage system for variable speed magnetic tape video data read-out | Roland Mester, Jurgen Heitmann, Jurgen Muller | 1990-02-27 |
| 4894070 | Filtration of fluid media | Wolfram Keidel, Wilhelm Barlag | 1990-01-16 |
| 4849994 | Method of transmitting digitally coded signals | Jurgen Heitmann | 1989-07-18 |
| 4578719 | Tracking error recognition in reproduced digital signals | Jurgen Heitmann, Peter Wagner | 1986-03-25 |