G11B 5/0086
Using cyclically driven heads providing segmented tracks
Official title: {using cyclically driven heads providing segmented tracks}
G11B5/0086 (Using cyclically driven heads providing segmented tracks) appears on 753 US grants and 129 published applications in this corpus.
Search patents in G11B- Granted patents
- 753
- Published applications
- 129
- Assignees
- 98
- Inventors
- 993
- Latest grant
- 18 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 9 | 0 |
| 1986 | 13 | 0 |
| 1987 | 16 | 0 |
| 1988 | 22 | 0 |
| 1989 | 23 | 0 |
| 1990 | 18 | 0 |
| 1991 | 19 | 0 |
| 1992 | 20 | 0 |
| 1993 | 21 | 0 |
| 1994 | 34 | 0 |
| 1995 | 31 | 0 |
| 1996 | 42 | 0 |
| 1997 | 48 | 0 |
| 1998 | 71 | 0 |
| 1999 | 57 | 0 |
| 2000 | 74 | 0 |
| 2001 | 55 | 21 |
| 2002 | 35 | 26 |
| 2003 | 20 | 21 |
| 2004 | 27 | 24 |
| 2005 | 14 | 12 |
| 2006 | 19 | 8 |
| 2007 | 13 | 2 |
| 2008 | 12 | 5 |
| 2009 | 4 | 1 |
| 2010 | 5 | 1 |
| 2011 | 2 | 1 |
| 2012 | 2 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 3 | 2 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Side erasure control for track writing in a system18 Jun 2024US 12,014,755 B1International Business Machines Corporation
- Data storage device accessing magnetic tape by actuating head in two dimensions31 Aug 2021US 11,107,494 B1Western Digital Technologies, Inc.
- Hybrid servo pattern configurations for magnetic tape8 Sep 2020US 10,770,102 B2International Business Machines Corporation
- Compensation for nonlinearity in servo patterns12 May 2020US 10,650,852 B2International Business Machines Corporation
- Hybrid servo pattern configurations for magnetic tape20 Aug 2019US 10,388,312 B2International Business Machines Corporation
- Magnetic tape device, method of operating magnetic tape device, and magnetic tape27 Apr 2023US 2023/0129110 A1FUJIFILM Corporation
- Compensation for nonlinearity in servo patterns30 Jan 2020US 2020/0035264 A1International Business Machines Corporation
- Hybrid servo pattern configurations for magnetic tape5 Sep 2019US 2019/0272851 A1International Business Machines Corporation
- Hybrid servo pattern configurations for magnetic tape9 May 2019US 2019/0139569 A1International Business Machines Corporation
- Rotary head data storage and retrieval system and method29 May 2014US 2014/0146652 A1Oracle International Corporation
Most cited
By later US patents
- Digital video recorder compatible receiver with trick play image enhancement527US 5,377,051 AHitachi America, Ltd. · 1994
- Apparatus and method for tracking the playing of VCR programs447US 5,488,409 A1996
- Waveguide apparatus for coupling a high data rate signal to and from a rotary head scanner203US 4,717,974 AEastman Kodak Company · 1988
- Method for selectively playing back programs recorded on a video tape191US 5,621,579 AIndex Systems, Inc. · 1997
- Video recording device compatible transmitter182US 5,805,762 AHitachi America, Ltd. · 1998