G11B 15/1833
With head driven in a plane, cyclically around an axis
Official title: {with head driven in a plane, cyclically around an axis, e.g. on headwheel (construction of headwheel G11B5/53, G11B21/16; disposition of heads on headwheel G11B5/531, G11B21/02)}
G11B15/1833 (With head driven in a plane, cyclically around an axis) appears on 28 US grants and 6 published applications in this corpus.
Search patents in G11B- Granted patents
- 28
- Published applications
- 6
- Assignees
- 17
- Inventors
- 49
- Latest grant
- 30 Jun 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Multi-channel magnetic recording head having compliantly encapsulated transducers30 Jun 2020US 10,699,741 B1International Business Machines Corporation
- Extending usable life of magnetic storage media1 May 2018US 9,959,892 B1International Business Machines Corporation
- Rotary head multi-layer data storage and retrieval system and method21 Oct 2014US 8,869,180 B2Oracle America, Inc.
- Head drum assembly mounting structure on a deck of a tape recorder28 Mar 2006US 7,019,947 B2Samsung Electronics Co., Ltd.
- Head drum assembly mounting structure on a deck of a tape recorder20 Apr 2004US 6,724,579 B2Samsung Electronics Co., Ltd.
- Blended media head in a storage system12 Dec 2024US 2024/0412755 A1International Business Machines Corporation
- Multi-channel magnetic recording head having compliantly encapsulated transducers9 Jul 2020US 2020/0219535 A1International Business Machines Corporation
- Rotary head multi-layer data storage and retrieval system and method29 May 2014US 2014/0146654 A1Oracle International Corporation
- Magnetic recording and playback method and magnetic recording and playback apparatus1 May 2008US 2008/0100947 A1
- Head drum assembly mounting structure on a deck of a tape recorder25 Mar 2004US 2004/0057161 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Recording system having pattern recognition100US 6,400,652 B1AT&T Corp. · 2002
- Apparatus and method for reading helically recorded tracks and rereading tracks as necessary30US 5,050,018 AExabyte Corporation · 1991
- Helical scan VTR with means for displacing head along track direction16US 4,183,067 ASony Corporation · 1980
- Device for preventing sticking of a magnetic tape to a rotating magnetic head drum12US 4,951,161 AClarion Co., Ltd. · 1990
- Method and apparatus for tracking control11US 4,549,234 ASony Corporation · 1985