Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6158942 | Tape cartridge access port | Roger H. Grow | 2000-12-12 |
| 6011669 | Pass thru mechanism for transferring magnetic tape cartridges between automated cartridge library systems | Paul Kummli, Arthur Francis Fry | 2000-01-04 |
| 5278708 | Single tape cartridge access port | Ronald L. Campbell | 1994-01-11 |
| 5258882 | Single tape cartridge access port | Ronald L. Campbell | 1993-11-02 |
| 5247406 | Tape cartridge magazine | Ronald L. Campbell, Paul Kummli | 1993-09-21 |
| 4550884 | Tape drive having swing arm buffers and automatic threading | Ronald Permut, Robert Cope, August P. Epina, Frederick G. Munro | 1985-11-05 |