| 7595950 |
Robust data storage techniques for two-sided data storage tape |
Larold L. Olson, Brian D. Findlay, C. Thomas Jennings, Douglas W. Johnson, Denis J. Langlois |
2009-09-29 |
$4,937,000 |
| 7495859 |
Interleaved servo pattern |
Mark P. Weber, Richard E. Jewett, Douglas W. Johnson, Alan R. Olson |
2009-02-24 |
$3,479,000 |
| 7342748 |
System with matrix array of write heads and matrix array of magnetoresistive (MR) read heads |
Yung Yip, James S. Anderson, Douglas W. Johnson, Denis J. Langlois |
2008-03-11 |
$4,407,000 |
| 7204446 |
Data storage tape guiding systems using tapered guides |
Douglas W. Johnson, James S. Anderson, Robert W. Tapani |
2007-04-17 |
$3,570,000 |
| 7173794 |
Accessing both sides of data storage tape |
Douglas W. Johnson, Robert W. Tapani |
2007-02-06 |
$9,427,000 |
| 7142381 |
Servo writing devices for creating servo patterns with inherent track ID |
Yung Yip |
2006-11-28 |
$5,145,000 |
| 7095583 |
Dual mode servo pattern |
Douglas W. Johnson, Denis J. Langlois, Yung Yip |
2006-08-22 |
$7,956,000 |
| 7079343 |
Time-based sectored servo data format |
Douglas W. Johnson, Durkee B. Richards |
2006-07-18 |
$8,231,000 |
| 7046466 |
Dual density recording for direction-dependent linear media |
Tim T. Ngo, Takanori Sato |
2006-05-16 |
|
| 7038871 |
Multi-band servo patterns with inherent track ID |
Yung Yip |
2006-05-02 |
$4,045,000 |
| 7038872 |
Servo patterns with inherent track ID |
Yung Yip |
2006-05-02 |
$4,045,000 |
| 7035040 |
Sequenced time-based servo techniques |
Alan R. Olson |
2006-04-25 |
$4,070,000 |
| 7031097 |
Systems and methods for using noise measurement tracks with servopositioning signals |
Douglas W. Johnson, Yung Yip |
2006-04-18 |
$3,973,000 |
| 6999269 |
Two-sided data storage tape with servo information on both sides of the tape |
Douglas W. Johnson, Yung Yip |
2006-02-14 |
$3,946,000 |
| 6999258 |
Time-based servopositioning systems |
Yung Yip |
2006-02-14 |
|
| 6970312 |
Full amplitude time-based servopositioning signals |
Yung Yip |
2005-11-29 |
$8,027,000 |
| 6952317 |
Amplitude-based servo patterns for magnetic media |
Yung Yip |
2005-10-04 |
$8,789,000 |
| 6914756 |
Bidirectional read-while-write data recording system |
Tim T. Ngo, Yung Yip |
2005-07-05 |
$5,286,000 |
| 6873487 |
Hybrid servopositioning systems |
— |
2005-03-29 |
$4,598,000 |
| 6842305 |
Time-based servo for magnetic storage media |
Michael J. Kelly, Douglas W. Johnson |
2005-01-11 |
$8,314,000 |
| 6781778 |
Time-based sectored servo data format |
Douglas W. Johnson, Durkee B. Richards |
2004-08-24 |
$8,021,000 |
| 6754022 |
High-speed current driver |
— |
2004-06-22 |
$2,493,000 |
| 6735039 |
Linear positioning encoding in amplitude-based servopositioning systems |
— |
2004-05-11 |
$3,477,000 |
| 6542321 |
Bidirectional read-while-write data recording system |
Tim T. Ngo, Yung Yip |
2003-04-01 |
$5,725,000 |
| 6542325 |
Time-based servo for magnetic storage media |
Michael J. Kelly, Douglas W. Johnson |
2003-04-01 |
$5,725,000 |
