G11B 2220/655
Memory in cassette [mic]
Official title: Memory in cassette [MIC]
G11B2220/655 (Memory in cassette [mic]) appears on 238 US grants and 137 published applications in this corpus.
Search patents in G11B- Granted patents
- 238
- Published applications
- 137
- Assignees
- 56
- Inventors
- 337
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 10 | 0 |
| 1997 | 5 | 0 |
| 1998 | 17 | 0 |
| 1999 | 17 | 0 |
| 2000 | 18 | 0 |
| 2001 | 13 | 8 |
| 2002 | 11 | 17 |
| 2003 | 20 | 17 |
| 2004 | 15 | 18 |
| 2005 | 6 | 13 |
| 2006 | 19 | 8 |
| 2007 | 11 | 7 |
| 2008 | 5 | 4 |
| 2009 | 10 | 3 |
| 2010 | 5 | 5 |
| 2011 | 6 | 11 |
| 2012 | 8 | 4 |
| 2013 | 5 | 0 |
| 2014 | 3 | 1 |
| 2015 | 5 | 4 |
| 2016 | 7 | 6 |
| 2017 | 4 | 2 |
| 2018 | 1 | 2 |
| 2019 | 3 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 2 |
| 2024 | 2 | 2 |
| 2025 | 2 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Erasing of data from tapes24 Mar 2026US 12,586,602 B2Insurgo Holdings Limited
- Methods for improving track density in dual-reel removable tape devices and fixed tape devices11 Mar 2025US 12,249,350 B2Western Digital Technologies, Inc.
- Magnetic recording medium having a core part level difference4 Mar 2025US 12,243,571 B2Sony Group Corporation
- Magnetic tape cartridge including a storage medium in which identifier reading condition information is stored24 Dec 2024US 12,176,003 B2FUJIFILM Corporation
- Scaling media utilizing healthy regions of a tape cartridge20 Feb 2024US 11,907,048 B2International Business Machines Corporation
- Erasing of data from tapes22 Jan 2026US 2026/0024549 A1Insurgo Holdings Limited
- Methods for Improving Track Density in Dual-Reel Removable Tape Devices and Fixed Tape Devices26 Dec 2024US 2024/0428823 A1Western Digital Technologies, Inc.
- Magnetic recording medium7 Nov 2024US 2024/0371405 A1Sony Group Corporation
- Magnetic tape cartridge, cartridge management system, reading method, and program7 Sep 2023US 2023/0282227 A1FUJIFILM Corporation
- Scaling media utilizing healthy regions of a tape cartridge8 Jun 2023US 2023/0176936 A1International Business Machines Corporation
Most cited
By later US patents
- Electronic program guide472US 5,541,738 AE Guide, Inc. · 1996
- Apparatus and method for tracking the playing of VCR programs447US 5,488,409 A1996
- Playback apparatus for recording media188US 6,590,838 B1Robert Bosch GmbH · 2003
- 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