G11B 5/73925
Composite or coated non-esterified substrates
Official title: {Composite or coated non-esterified substrates}
G11B5/73925 (Composite or coated non-esterified substrates) appears on 31 US grants and 11 published applications in this corpus.
Search patents in G11B- Granted patents
- 31
- Published applications
- 11
- Assignees
- 24
- Inventors
- 90
- Latest grant
- 11 Oct 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 2 |
| 2003 | 0 | 3 |
| 2004 | 1 | 0 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Magnetic recording medium having reinforced substrate11 Oct 2022US 11,468,910 B2Sony Corporation
- Magnetic recording medium having characterized magnetic layer and magnetic recording and reproducing device23 Aug 2022US 11,423,933 B2FUJIFILM Corporation
- Magnetic recording medium with controlled surface characteristics3 Mar 2020US 10,580,447 B2Sony Corporation
- Magnetic recording medium, method of manufacturing the same and magnetic recording apparatus15 Jul 2008US 7,399,386 B2Fuji Electric Device Technology Co., Ltd.
- Magnetic recording medium, a method of manufacturing the same, and a magnetic storage device using the magnetic recording medium20 Sep 2005US 6,946,166 B2Fuji Electric Co., Ltd.
- Magnetic recording medium7 Apr 2022US 2022/0108723 A1Sony Corporation
- Magnetic recording medium and magnetic recording and reproducing device25 Mar 2021US 2021/0090599 A1FUJIFILM Corporation
- Magnetic recording medium17 May 2018US 2018/0137887 A1Sony Corporation
- Magnetic recording medium31 Mar 2011US 2011/0075288 A1The Regents of the University of California
- Substrate for magnetic information recording medium, and producing method of substrate for magnetic information recording medium1 Mar 2007US 2007/0048553 A1Konica Minolta Opto, Inc.
Most cited
By later US patents
- Magnetic recording medium49US 4,910,068 ACanon Kabushiki Kaisha · 1990
- Biaxially oriented laminated film42US 5,389,422 AToray Industries, Inc. · 1995
- Composite film and antistatic composite film comprising a swellable inorganic silicate34US 4,786,558 AToray Industries, Inc. · 1988
- Composite magnetic recording disk31US 4,376,963 AInternational Business Machines Corporation · 1983
- Plastics film with an aluminium phosphate coating28US 4,015,050 AImperial Chemical Industries PLC · 1977