Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7477484 | Tape cartridge write protect mechanism | William J. Vanderheyden, David T. Hoge | 2009-01-13 |
| 7100858 | Self-centering tape reel for single reel tape cartridges | Clark Janssen | 2006-09-05 |
| 6962304 | Single reel tape cartridge with tape reel centering features | Vladimir Nejezchleb, James Zweighaft | 2005-11-08 |
| D465786 | Magnetic tape cartridge | David T. Hoge, William J. Vanderheyden | 2002-11-19 |