Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5463607 | System for recording and reading information on a record carrier at a constant scanning speed independent of the bit rate of such information | Rudolf Roth | 1995-10-31 |
| 5212678 | System for recording and reading information on a record carrier at a constant scanning speed independent of the bit rate of such information | Rudolf Roth | 1993-05-18 |