Issued Patents All Time
Showing 51–75 of 80 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6587297 | System and method for detecting the presence of a data-storage cartridge using phase-rotated polarized light | Robin Padden, Kristin Scott | 2003-07-01 |
| 6445667 | Optical servo writing | Bruce E. Bernacki, George T. Krieger | 2002-09-03 |
| 6445523 | Readable indelible mark on storage media | Refael Bar, Daniel Alfonsi, Dai Feng, Jeff G. Carter, Charlie M. Monroe, Jr. +2 more | 2002-09-03 |
| 6424492 | Frequency based cartridge detection system | Robert D. Allgood, Paul Smith | 2002-07-23 |
| 6360466 | Data storage cartridge with multiple labels | — | 2002-03-26 |
| 6359745 | Latent illuminance discrimination marker system for data storage cartridges | Glenn B. Dixon, Todd R. Shelton, Todd L. Graves, Allen T. Bracken | 2002-03-19 |
| 6324026 | Readable indelible mark on storage media | — | 2001-11-27 |
| 6317292 | PTFE fiber based liner for flexible high density magnetic media | Yiping Ma | 2001-11-13 |
| 6297924 | System and method for cartridge detection and verification using signal comparison | Todd L. Graves, Todd R. Shelton, Paul Smith | 2001-10-02 |
| 6292319 | Thin retroreflective marker for identifying an object | — | 2001-09-18 |
| 6282060 | Data cartridge marker for foreign object detection | — | 2001-08-28 |
| 6266211 | Latent illuminance discrimination marker for data storage cartridges | Glenn B. Dixon, Todd R. Shelton, Todd L. Graves | 2001-07-24 |
| 6264107 | Latent illuminance discrimination marker system for authenticating articles | Glenn B. Dixon | 2001-07-24 |
| 6259575 | Readable indelible mark on storage media | Refael Bar, Daniel Alfonsi, Dai Feng, Jeff G. Carter, Charlie M. Monroe, Jr. +2 more | 2001-07-10 |
| 6181662 | Latent irradiance discrimination method and marker system for cartridgeless data storage disks | George T. Krieger | 2001-01-30 |
| 6097562 | Disk drive for detecting a retroreflective marker on a data storage cartridge | — | 2000-08-01 |
| 6091563 | Latent illuminance discrimination marker system for data storage cartridges | Glenn B. Dixon | 2000-07-18 |
| 6067214 | Data cartridge marker for foreign object detection | — | 2000-05-23 |
| 5986838 | Thin retroreflective marker for data storage cartridge | — | 1999-11-16 |
| 5943185 | Data storage drive and cartridge having alignment openings for cartridge mounting and ejection | Allen T. Bracken, Doug Mayne, Jay A. Muse, Brian Schick | 1999-08-24 |
| 5841605 | Caddy for cartridge and disk drive accomodating a caddy | David Foster, George T. Krieger, Shane Nowell, Brent Watson | 1998-11-24 |
| 5831795 | Head loading mechanism for a disk drive | Yiping Ma, Edward L. Rich, David W. Griffith | 1998-11-03 |
| 5809520 | Interchangeable cartridge data storage system for devices performing diverse functions | Kim B. Edwards, George T. Krieger, Brent Watson | 1998-09-15 |
| D389470 | Disk cartridge and/or drive | Brian Schick, Allen T. Bracken, Jay A. Muse | 1998-01-20 |
| 5638228 | Retroreflective marker for data storage cartridge | — | 1997-06-10 |