G11B 23/08707
Details
Official title: {Details}
G11B23/08707 (Details) appears on 1,435 US grants and 222 published applications in this corpus.
Search patents in G11B- Granted patents
- 1,435
- Published applications
- 222
- Assignees
- 171
- Inventors
- 1,272
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 12 | 0 |
| 1978 | 19 | 0 |
| 1979 | 9 | 0 |
| 1980 | 16 | 0 |
| 1981 | 18 | 0 |
| 1982 | 22 | 0 |
| 1983 | 35 | 0 |
| 1984 | 39 | 0 |
| 1985 | 44 | 0 |
| 1986 | 51 | 0 |
| 1987 | 54 | 0 |
| 1988 | 61 | 0 |
| 1989 | 57 | 0 |
| 1990 | 53 | 0 |
| 1991 | 63 | 0 |
| 1992 | 50 | 0 |
| 1993 | 64 | 0 |
| 1994 | 79 | 0 |
| 1995 | 77 | 0 |
| 1996 | 75 | 0 |
| 1997 | 58 | 0 |
| 1998 | 72 | 0 |
| 1999 | 54 | 0 |
| 2000 | 50 | 0 |
| 2001 | 42 | 8 |
| 2002 | 37 | 40 |
| 2003 | 38 | 41 |
| 2004 | 33 | 28 |
| 2005 | 23 | 26 |
| 2006 | 24 | 22 |
| 2007 | 24 | 12 |
| 2008 | 21 | 10 |
| 2009 | 9 | 12 |
| 2010 | 7 | 1 |
| 2011 | 6 | 2 |
| 2012 | 1 | 0 |
| 2013 | 2 | 4 |
| 2014 | 2 | 1 |
| 2015 | 2 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 2 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 4 |
| 2022 | 3 | 1 |
| 2023 | 3 | 3 |
| 2024 | 2 | 3 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G11B 23/08757Guiding means344
- G11B 23/08735Covers321
- G11B 23/08714Auxiliary features277
- G11B 23/08785Envelopes246
- G11B 23/08721Brakes for tapes or tape reels198
- G11B 23/08728Reels or cores172
- G11B 23/08778Driving features163
- G11B 23/0875Indicating means104
All 9 subgroupsShow fewer
Recent patents
- High capacity captive tape drive6 Jan 2026US 12,518,788 B2Western Digital Technologies, Inc.
- Methods for improving track density in dual-reel removable tape devices and fixed tape devices11 Mar 2025US 12,249,350 B2Western Digital Technologies, Inc.
- Tape assemblies having flangeless reel configurations and single flange reel configurations for magnetic recording devices2 Jul 2024US 12,027,181 B2Western Digital Technologies, Inc.
- Hub, information processing apparatus, and program5 Mar 2024US 11,922,971 B2FUJIFILM Corporation
- Tape reel in which a bending elastic modulus of a first flange is smaller than that of a second flange, and tape cartridge24 Oct 2023US 11,798,592 B1FUJIFILM Corporation
- Tape drive, tape, and storage system19 Mar 2026US 2026/0080902 A1Huawei Technologies Co., Ltd.
- Methods for Improving Track Density in Dual-Reel Removable Tape Devices and Fixed Tape Devices26 Dec 2024US 2024/0428823 A1Western Digital Technologies, Inc.
- High Capacity Captive Tape Drive19 Dec 2024US 2024/0420736 A1Western Digital Technologies, Inc.
- Tape cartridge, method of producing tape cartridge, and tape reel23 May 2024US 2024/0170020 A1Sony Group Corporation
- Tape Assemblies Having Flangeless Reel Configurations and Single Flange Reel Configurations For Magnetic Recording Devices30 Nov 2023US 2023/0386517 A1Western Digital Technologies, Inc.
Most cited
By later US patents
- Apparatus and method for tracking the playing of VCR programs447US 5,488,409 A1996
- Method for selectively playing back programs recorded on a video tape191US 5,621,579 AIndex Systems, Inc. · 1997
- Enhancing operations of video tape cassette players177US 6,091,884 AIndex Systems, Inc. · 2000
- Counting computer software cartridge172US 4,553,252 A1985
- Method for encrypting and embedding information in a video program121US 5,581,614 AIndex Systems, Inc. · 1996