Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6157438 | Film scanner with prism for scanning sprocket holes | — | 2000-12-05 |
| 5307220 | A magnetic-tape-cassette apparatus having improved tape-guide device | Dieter Gause, Reinhard Weber, Werner Maack | 1994-04-26 |
| 5253132 | Cassette tape capstan drive with rocker above capstan for swinging pressure roller out of and into ready position and with magnet-force for pressure | Dieter Gause, Werner Maack, Reinhard Weber | 1993-10-12 |