G11B 15/06
By sensing auxiliary features on record carriers or containers
Official title: by sensing auxiliary features on record carriers or containers, e.g. to stop machine near the end of a tape
G11B15/06 (By sensing auxiliary features on record carriers or containers) appears on 468 US grants and 123 published applications in this corpus.
Search patents in G11B- Granted patents
- 468
- Published applications
- 123
- Assignees
- 137
- Inventors
- 720
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 22 | 0 |
| 1978 | 8 | 0 |
| 1979 | 6 | 0 |
| 1980 | 8 | 0 |
| 1981 | 3 | 0 |
| 1982 | 6 | 0 |
| 1983 | 11 | 0 |
| 1984 | 3 | 0 |
| 1985 | 10 | 0 |
| 1986 | 12 | 0 |
| 1987 | 4 | 0 |
| 1988 | 12 | 0 |
| 1989 | 10 | 0 |
| 1990 | 10 | 0 |
| 1991 | 14 | 0 |
| 1992 | 9 | 0 |
| 1993 | 15 | 0 |
| 1994 | 17 | 0 |
| 1995 | 16 | 0 |
| 1996 | 17 | 0 |
| 1997 | 19 | 0 |
| 1998 | 19 | 0 |
| 1999 | 21 | 0 |
| 2000 | 24 | 0 |
| 2001 | 15 | 4 |
| 2002 | 18 | 20 |
| 2003 | 21 | 14 |
| 2004 | 12 | 16 |
| 2005 | 11 | 16 |
| 2006 | 14 | 9 |
| 2007 | 8 | 4 |
| 2008 | 12 | 6 |
| 2009 | 5 | 5 |
| 2010 | 7 | 1 |
| 2011 | 2 | 3 |
| 2012 | 2 | 0 |
| 2013 | 3 | 3 |
| 2014 | 5 | 4 |
| 2015 | 0 | 1 |
| 2016 | 3 | 2 |
| 2017 | 2 | 1 |
| 2018 | 1 | 4 |
| 2019 | 4 | 1 |
| 2020 | 2 | 2 |
| 2021 | 3 | 3 |
| 2022 | 2 | 1 |
| 2023 | 2 | 3 |
| 2024 | 2 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Extraction of audit trails21 Apr 2026US 12,608,395 B2Unisys Corporation
- Magnetic tape cartridge, magnetic tape drive, memory, magnetic tape, magnetic tape system, and operation method of magnetic tape drive11 Feb 2025US 12,223,987 B2FUJIFILM Corporation
- Magnetic tape cartridge, magnetic tape drive, magnetic tape system, and method of operating magnetic tape drive5 Nov 2024US 12,136,438 B2FUJIFILM Corporation
- Write window protection mode in a tape library19 Mar 2024US 11,934,278 B1Spectra Logic Corporation
- Write performance by enabling host data transfer immediately after a reposition command21 Nov 2023US 11,823,709 B2International Business Machines Corporation
- Magnetic tape cartridge, magnetic tape drive, magnetic tape system, and method of operating magnetic tape drive14 Sep 2023US 2023/0290379 A1FUJIFILM Corporation
- Magnetic tape cartridge, magnetic tape drive, memory, magnetic tape, magnetic tape system, and operation method of magnetic tape drive29 Jun 2023US 2023/0206946 A1FUJIFILM Corporation
- Write performance by enabling host data transfer immediately after a reposition command16 Feb 2023US 2023/0052640 A1International Business Machines Corporation
- Magnetic tape cartridge, magnetic tape drive, magnetic tape system, and method of operating magnetic tape drive11 Aug 2022US 2022/0254375 A1FUJIFILM Corporation
- Communication device, magnetic tape cartridge unit and manufacturing method thereof, and noncontact management method of magnetic tape cartridge5 Aug 2021US 2021/0241796 A1FUJIFILM Corporation
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
- Magnetic tape cassettes provided with memory circuits for storing information161US 4,338,644 AStaar S. A. · 1982
- 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