G11B 5/825
Flexible discs
Official title: {flexible discs}
G11B5/825 (Flexible discs) appears on 77 US grants and 14 published applications in this corpus.
Search patents in G11B- Granted patents
- 77
- Published applications
- 14
- Assignees
- 22
- Inventors
- 132
- Latest grant
- 8 Nov 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 8 | 0 |
| 1987 | 8 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 3 |
| 2003 | 0 | 2 |
| 2004 | 3 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Magnetic data storage using induced strain of a magnetostrictive material8 Nov 2016US 9,489,973 B2Oregon State University
- High capacity disk drive using thin foil disks at elevated rotational speeds7 Feb 2012US 8,111,481 B2Antek Peripherals, Inc.
- Magnetic pattern transfer method22 Apr 2008US 7,362,524 B2Fujitsu Limited
- Disk-shaped magnetic recording medium8 Mar 2005US 6,863,948 B2Fuji Photo Film Co., Ltd.
- Magnetic information recording medium having regions magnetized in different directions, a method for recording and reproducing for the same, and a method of manufacturing the same7 Dec 2004US 6,829,201 B2Fuji Photo Film Co., Ltd.
- Magnetic recording medium3 May 2018US 2018/0122417 A1Kabushiki Kaisha Toshiba
- Magnetic data storage using induced strain of a magnetostrictive material31 Dec 2015US 2015/0380038 A1Oregon State University
- High capacity disk drive using thin foil disks at elevated rotational speeds6 May 2010US 2010/0110589 A1Antek Peripherals, Inc.
- Data storing medium and hard disk drive having the same29 Mar 2007US 2007/0070546 A1
- Flexible media magnetic laser printer26 Jan 2006US 2006/0017799 A1
Most cited
By later US patents
- High track density magnetic media with pitted optical servo tracks and method for stamping the tracks on the media52US 5,067,039 AInsite Peripherals, Inc. · 1991
- Magnetically indelible media type identification system40US 5,210,672 AInsite Peripherals, Inc. · 1993
- Method of making a stretched surface recording disk29US 4,670,072 AMinnesota Mining and Manufacturing Company · 1987
- Personal computer data storage card and method for transferring information between the data storage card and personal computers24US 5,844,757 A1998
- Process for surface treating a polyester film23US 4,755,337 ATeijin Limited · 1988