G11B 5/00839
Using cyclically driven heads providing segmented tracks
Official title: {using cyclically driven heads providing segmented tracks}
G11B5/00839 (Using cyclically driven heads providing segmented tracks) appears on 34 US grants and 17 published applications in this corpus.
Search patents in G11B- Granted patents
- 34
- Published applications
- 17
- Assignees
- 8
- Inventors
- 26
- Latest grant
- 22 Nov 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 4 |
| 2005 | 1 | 0 |
| 2006 | 3 | 4 |
| 2007 | 2 | 1 |
| 2008 | 1 | 3 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 2 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Lens device and position detection method of movable optical element22 Nov 2016US 9,503,676 B2FUJIFILM Corporation
- Recording medium, recording apparatus, reproducing apparatus, and reproducing method7 Feb 2012US 8,111,477 B2Sony Corporation
- Apparatus and method for receiving and recording digital information30 Aug 2011US 8,009,375 B2Hitachi Consumer Electronics Co., Ltd.
- Method for transmitting digital audio and video information31 May 2011US 7,952,823 B2Hitachi Consumer Electronics Co., Ltd.
- Method and apparatus for transmitting and receiving digital video and audio information28 Dec 2010US 7,859,777 B2Hitachi Consumer Electronics Co., Ltd.
- Lens device and position detection method of movable optical element31 Dec 2015US 2015/0381924 A1FUJIFILM Corporation
- Recording medium, recording apparatus, reproducing apparatus, and reproducing method14 Jan 2010US 2010/0007984 A1Sony Corporation
- Digital Information Recording/Reproducing Apparatus16 Oct 2008US 2008/0253743 A1Hitachi Consumer Electronics Co., Ltd.
- Digital Information Recording/Reproducing Apparatus24 Jul 2008US 2008/0175314 A1Hitachi Consumer Electronics Co., Ltd.
- Digital information recording/reproducing apparatus20 Mar 2008US 2008/0069538 A1Hitachi Consumer Electronics Co., Ltd.
Most cited
By later US patents
- Disc, tape and hybrid disc-tape memory apparatus and drive assembly40US 4,285,016 AMicrocomputer Systems Corp. · 1981
- Digital transmission signal processing system and recording/reproducing system33US 5,337,199 AHitachi, Ltd. · 1994
- Magnetic tape apparatus19US 4,354,211 AMicrocomputer Systems Corp. · 1982
- Noncontact type magnetic head for detecting rate-of-wear in a rotating magnetic head12US 5,729,133 ASony Corporation · 1998
- Apparatus for longitudinal bidirectional recording with equal length tracks7US 4,819,099 ASony Corporation · 1989