G11B 23/03
Containers for flat record carriers
G11B23/03 (Containers for flat record carriers) appears on 1,905 US grants and 748 published applications in this corpus.
Search patents in G11B- Granted patents
- 1,905
- Published applications
- 748
- Assignees
- 340
- Inventors
- 2,236
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 16 | 0 |
| 1979 | 9 | 0 |
| 1980 | 10 | 0 |
| 1981 | 17 | 0 |
| 1982 | 15 | 0 |
| 1983 | 41 | 0 |
| 1984 | 47 | 0 |
| 1985 | 40 | 0 |
| 1986 | 44 | 0 |
| 1987 | 70 | 0 |
| 1988 | 70 | 0 |
| 1989 | 77 | 0 |
| 1990 | 42 | 0 |
| 1991 | 48 | 0 |
| 1992 | 61 | 0 |
| 1993 | 47 | 0 |
| 1994 | 52 | 0 |
| 1995 | 32 | 0 |
| 1996 | 53 | 0 |
| 1997 | 50 | 0 |
| 1998 | 86 | 0 |
| 1999 | 102 | 0 |
| 2000 | 92 | 0 |
| 2001 | 107 | 48 |
| 2002 | 90 | 93 |
| 2003 | 80 | 95 |
| 2004 | 73 | 94 |
| 2005 | 64 | 98 |
| 2006 | 63 | 93 |
| 2007 | 53 | 51 |
| 2008 | 40 | 25 |
| 2009 | 38 | 21 |
| 2010 | 23 | 7 |
| 2011 | 17 | 15 |
| 2012 | 14 | 6 |
| 2013 | 7 | 9 |
| 2014 | 16 | 14 |
| 2015 | 9 | 7 |
| 2016 | 8 | 2 |
| 2017 | 5 | 7 |
| 2018 | 5 | 9 |
| 2019 | 15 | 10 |
| 2020 | 12 | 18 |
| 2021 | 11 | 8 |
| 2022 | 10 | 3 |
| 2023 | 4 | 6 |
| 2024 | 6 | 6 |
| 2025 | 4 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Servo reproduction apparatus, servo reproduction head, reproduction head, and method of producing a magnetic tape24 Feb 2026US 12,562,188 B2Sony Group Corporation
- Electronic device including actuator for removing tray25 Nov 2025US 12,483,644 B2Samsung Electronics Co., Ltd.
- Glass for magnetic recording medium substrate or for glass spacer to be used in magnetic recording/reproducing device, magnetic recording medium substrate, magnetic recording medium, and magnetic recording/reproducing apparatus18 Nov 2025US 12,473,225 B2Hoya Corporation
- Hard disk drive including annular spacer with inclined region on main surface19 Aug 2025US 12,394,439 B2Hoya Corporation
- Magnetic tape cartridges package8 Apr 2025US 12,272,378 B2FUJIFILM Corporation
- Record support plate, record jacket, and record product24 Sep 2026US 2026/0290398 A1P-Vine, Inc.
- Glass for magnetic recording medium substrate or for glass spacer to be used in magnetic recording/reproducing device, magnetic recording medium substrate, magnetic recording medium, and magnetic recording/reproducing apparatus26 Feb 2026US 2026/0055020 A1Hoya Corporation
- Hard disk drive18 Dec 2025US 2025/0384898 A1Hoya Corporation
- Servo reproduction apparatus, servo reproduction head, reproduction head, and method of producing a magnetic tape21 Nov 2024US 2024/0386911 A1Sony Group Corporation
- Hard disk drive17 Oct 2024US 2024/0347076 A1Hoya Corporation
Most cited
By later US patents
- Interface apparatus operable by using floppy disk drive1,366US 6,256,688 B1Casio Computer Co., Ltd. · 2001
- Smart data storage device198US 5,159,182 ASmartDiskette GmbH · 1992
- Disc player and disc loading device185US 5,355,357 ASony Corporation · 1994
- Interchangeable cartridge data storage system for devices performing diverse functions137US 5,809,520 AIomega Corporation · 1998
- Apparatus and method for retrieving data related to a data cartridge in a media storage system132US 6,663,003 B2Hewlett-Packard Development Company, L. P. · 2003