Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5416654 | Method and device for snap opening of a cover of a cassette | Gerardus F. M. Gasseling, Johannes M. M. Hensing, Robertus J. M. Verhoeven | 1995-05-16 |
| RE33872 | Magnetic-tape cassette with a latching cover plate | Hubertus F. W. van de Kerkhof, John C. J. Olierook, Cornelis M. Beyersbergen | 1992-04-07 |
| 5093823 | Cassette with removable disc | Cornelius Ouwerkerk, Cornelis M. Beijersbergen Van Henegouwen, Wilhelmus J. F. Rath | 1992-03-03 |
| 4672598 | Disc loading mechanism | Hubertus F. W. van de Kerkhof | 1987-06-09 |
| 4634020 | Cassette with a latching pivoted cover | Cornelis M. Beyersbergen van Henegouwen, Hubertus F. W. van de Kerkhof, John C. J. Olierook | 1987-01-06 |
| 4621297 | Cassette with cover latches controlling the cover opening direction | Cornelis M. Beyersbergen van Henegouwen, John C. J. Olierook | 1986-11-04 |
| 4576345 | Magnetic-tape cassette with a latching cover plate | Hubertus F. W. van de Kerkhof, John C. J. Olierook, Cornelis M. Beyersbergen van Henegouwen | 1986-03-18 |