G11B 21/088
With track following of accessed part
Official title: {with track following of accessed part}
G11B21/088 (With track following of accessed part) appears on 19 US grants and 2 published applications in this corpus.
Search patents in G11B- Granted patents
- 19
- Published applications
- 2
- Assignees
- 11
- Inventors
- 38
- Latest grant
- 10 Nov 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Averaged slope timing-based-servo tape-creep detection10 Nov 2020US 10,832,715 B1International Business Machines Corporation
- Data recording method and apparatus19 Nov 2019US 10,482,922 B1Amazon Technologies, Inc.
- Method and device for verifying a servo pattern in tape media28 Jun 2016US 9,378,764 B2Oracle International Corporation
- Method and system of measurement and optimization of noise in servo systems5 Feb 2008US 7,328,138 B1Storage Technology Corporation
- Position identification for a coarse actuator portion of a compound actuator13 Apr 2004US 6,721,126 B1International Business Machines Corporation
Most cited
By later US patents
- Pivoting lever cam guide tape head positioner62US 6,075,678 AQuantum Corporation · 2000
- Positioning systems including reliable track crossing detection for high speed relative motions46US 5,038,333 AInternational Business Machines Corporation · 1991
- Position identification for a coarse actuator portion of a compound actuator27US 6,721,126 B1International Business Machines Corporation · 2004
- Detecting a servo error on a magnetic tape and identifying extent and location of the detected servo error by linked control marks23US 5,394,280 AInternational Business Machines Corporation · 1995
- Memory storage module for staring and accessing magnetically encoded data on linear tracks22US 5,739,975 ACartesian Data, Inc. · 1998