Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8711512 | Servo write assembly | — | 2014-04-29 |
| 8615689 | Correcting errors in longitudinal position (LPOS) words | Barry M. Trager, Shmuel Winograd | 2013-12-24 |
| 8572443 | System, method, and computer program product for determining a retention behavior for at least one block of a memory device having finite endurance and/or retention | Steven R. Hetzler | 2013-10-29 |
| 8554989 | System, method, and computer program product for analyzing monitor data information from a plurality of memory devices having finite endurance and/or retention | Steven R. Hetzler | 2013-10-08 |
| 8380946 | System, method, and computer program product for estimating when a reliable life of a memory device having finite endurance and/or retention, or portion thereof, will be expended | Steven R. Hetzler | 2013-02-19 |
| 8325439 | Servo pattern architecture and method using same to improve LPOS encoding efficiency | — | 2012-12-04 |
| 8316173 | System, method, and computer program product for analyzing monitor data information from a plurality of memory devices having finite endurance and/or retention | Steven R. Hetzler | 2012-11-20 |
| 8271857 | Correcting errors in longitudinal position (LPOS) words | Barry M. Trager, Shmuel Winograd | 2012-09-18 |
| 7957089 | Servo pattern architecture and method using same to improve LPOS encoding efficiency | — | 2011-06-07 |
| 7898763 | Servo pattern architecture to uncouple position error determination from linear position information | — | 2011-03-01 |
| 6873483 | Disk drive with servo synchronous recording | Steven R. Hetzler | 2005-03-29 |
| 6748568 | Apparatus and method for verifying proper data entry and detecting common typing errors | Mario Blaum | 2004-06-08 |
| 6462898 | Disk drive with information encoded in the position error signal fields | Mario Blaum, Louis J. Serrano, Mantle Man-Hon Yu | 2002-10-08 |
| 6288861 | Disk drive with sector numbers encoded by sequences of sector types | Mario Blaum, Steven R. Hetzler | 2001-09-11 |
| 6226138 | Encoded TID with error detection and correction ability | Mario Blaum, Mantle Man-Hon Yu | 2001-05-01 |
| 6141176 | Data storage disk with information encoded in the position error signal fields | Mario Blaum, Louis J. Serrano, Mantle Man-Hon Yu | 2000-10-31 |
| 5999110 | Defect tolerant binary synchronization mark | Mario Blaum, Steven R. Hetzler, Glen Alan Jaquette | 1999-12-07 |
| 5903410 | Disk drive using multiple servo timing marks that form a code of unique interrelated bit patterns | Mario Blaum, Steven R. Hetzler | 1999-05-11 |
| 5768044 | Zoned recording embedded servo disk drive having no data identification fields and reduced rotational latency | Steven R. Hetzler | 1998-06-16 |
| 5523903 | Sector architecture for fixed block disk drive | Steven R. Hetzler | 1996-06-04 |
| 5073834 | Disk file or tape drive with high servo sample rate embedding additional servo sectors within individual data sectors | John S. Best, Steven R. Hetzler, David A. Thompson | 1991-12-17 |
| 4598327 | Servo control system using servo pattern time of flight for read/write head positioning in a magnetic recording system | Shen Jen | 1986-07-01 |
| 4589037 | Servo control system using a varying frequency servo pattern for read/write head positioning in a magnetic recording disk file | Shen Jen, Ian L. Sanders | 1986-05-13 |
| 4458335 | Detector structure for ion-implanted contiguous-disk bubble devices | Ian L. Sanders | 1984-07-03 |
| 4441166 | Passive annihilator for contiguous-disk bubble devices | Ian L. Sanders | 1984-04-03 |