Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9916860 | Azimuth actuated dual device set positioning | Darryl W. Yeakley, William J. Vanderheyden | 2018-03-13 |
| 9378764 | Method and device for verifying a servo pattern in tape media | — | 2016-06-28 |
| 9177580 | Tape drive with head assembly having dual offset devices | William J. Vanderheyden, Darryl W. Yeakley | 2015-11-03 |
| 8824083 | Calibration system for limiting tape head assembly positioning errors during data writing and reading of tape in tape drive | Steven Michael Kientz | 2014-09-02 |
| 7986485 | Servo writer providing a pre-writing, longitudinal magnetic bias in a magnetically unoriented tape supply | Kevin D. McKinstry, Steven Michael Kientz | 2011-07-26 |
| 7660069 | Technique for signal and transducer alignment in a tape drive | Mark L. Watson | 2010-02-09 |
| 7551380 | Method for writing a servo pattern in tape | Mark L. Watson | 2009-06-23 |
| 7411759 | Detection and measurement of position error signal linearity in timing based servo patterns using differential nonlinearity | Kevin D. McKinstry, Hubert O. Hayworth | 2008-08-12 |
| 7388724 | Pulse-slimming for a tape servo system using non-linear gain | Ronald Dean Gillingham, Forest Dillinger | 2008-06-17 |
| 7328138 | Method and system of measurement and optimization of noise in servo systems | Matthew K. Tucker, Gerald M. Grammens | 2008-02-05 |
| 6912104 | Timing based servo pattern incorporating band encoding | Matthew P. Wojciechowski | 2005-06-28 |
| 6906888 | Method for write track placement correction | Richard A. Gill | 2005-06-14 |
| 6898036 | System and method for recovery from writing errors during data storage | Richard A. Gill, Keith Gary Boyer | 2005-05-24 |
| 6819528 | Asymmetric servo reader placement in bi-directional tape head | James C. Cates | 2004-11-16 |
| 6744594 | Servo write head with gaps for writing high and low frequency transitions | Edward V. Denison, Mark Hennecken, Mark L. Watson | 2004-06-01 |
| 6710967 | High frequency and low frequency servo pattern | Mark Hennecken, Robert G. Brocko, Ronald Dean Gillingham | 2004-03-23 |
| 6430008 | Measurement of tape position error | John Paul Mantey | 2002-08-06 |
| 6322015 | Method of tape attachment to a tape cartridge reel | — | 2001-11-27 |
| 6236525 | Tape head with pattern timing for servo writing application | James C. Cates, Richard H. Dee, Ronald Dean Gillingham, John Paul Mantey, Richard Lewis O'Day | 2001-05-22 |
| 6166870 | Method for writing a servo pattern using a writer having a split top pole | James C. Cates, John Paul Mantey, Ronald Dean Gillingham | 2000-12-26 |
| 6075666 | Tape servo pattern having an embedded position count field | Ronald Dean Gillingham, John Paul Mantey, Keith Gary Boyer | 2000-06-13 |
| 6023385 | Tape servo pattern with enhanced synchronization properties | Ronald Dean Gillingham, John Paul Mantey | 2000-02-08 |
| 6018429 | Tape servo pattern with embedded servo track number identification | John Paul Mantey, Ronald Dean Gillingham, Richard Lewis O'Day | 2000-01-25 |
| 5992783 | Method of tape attachment to a tape cartridge reel | — | 1999-11-30 |
| 5973869 | Servo frame edge detection for tape servo pattern with synchronization field | Ronald Dean Gillingham, John Paul Mantey | 1999-10-26 |