G11B 23/113
Apparatus or processes specially adapted for the manufacture of magazines or cassettes
Official title: Apparatus or processes specially adapted for the manufacture of magazines or cassettes {, e.g. initial loading into container (processes involving a single technical art and for which provision exists elsewhere, see the relevant class, e.g. B21, B29, B65)}
G11B23/113 (Apparatus or processes specially adapted for the manufacture of magazines or cassettes) appears on 285 US grants and 61 published applications in this corpus.
Search patents in G11B- Granted patents
- 285
- Published applications
- 61
- Assignees
- 63
- Inventors
- 308
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 9 | 0 |
| 1983 | 4 | 0 |
| 1984 | 8 | 0 |
| 1985 | 9 | 0 |
| 1986 | 10 | 0 |
| 1987 | 12 | 0 |
| 1988 | 14 | 0 |
| 1989 | 24 | 0 |
| 1990 | 14 | 0 |
| 1991 | 8 | 0 |
| 1992 | 17 | 0 |
| 1993 | 18 | 0 |
| 1994 | 16 | 0 |
| 1995 | 9 | 0 |
| 1996 | 14 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 9 | 0 |
| 2000 | 1 | 0 |
| 2001 | 6 | 1 |
| 2002 | 4 | 3 |
| 2003 | 3 | 6 |
| 2004 | 2 | 10 |
| 2005 | 8 | 3 |
| 2006 | 5 | 4 |
| 2007 | 3 | 8 |
| 2008 | 5 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 4 |
| 2015 | 1 | 2 |
| 2016 | 3 | 2 |
| 2017 | 3 | 2 |
| 2018 | 1 | 0 |
| 2019 | 2 | 2 |
| 2020 | 2 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 2 |
| 2024 | 0 | 3 |
| 2025 | 1 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- Magnetic tape control system and magnetic tape control device3 Feb 2026US 12,542,152 B2FUJIFILM Corporation
- Magnetic tape, magnetic tape cartridge, servo pattern recording device, magnetic tape drive, magnetic tape system, detection device, inspection device, servo pattern recording method, manufacturing method of magnetic tape, detection method, and inspection method29 Jul 2025US 12,374,361 B2FUJIFILM Corporation
- Mold, tape reel, and tape cartridge22 Aug 2023US 11,735,224 B1FUJIFILM Corporation
- Magnetic tape cartridge, recording device, recording method, and data recording, and reproducing system using a recording medium including a predetermined area for recording defect information23 Nov 2021US 11,183,206 B2FUJIFILM Corporation
- Servo reproduction apparatus, servo reproduction head, reproduction head, and method of producing a magnetic tape21 Nov 2024US 2024/0386911 A1Sony Group Corporation
- Magnetic tape, magnetic tape cartridge, servo pattern recording device, magnetic tape drive, magnetic tape system, detection device, inspection device, servo pattern recording method, manufacturing method of magnetic tape, detection method, and inspection method27 Jun 2024US 2024/0212708 A1FUJIFILM Corporation
- Tape cartridge, method of producing tape cartridge, and tape reel23 May 2024US 2024/0170020 A1Sony Group Corporation
- Mold, tape reel, and tape cartridge14 Sep 2023US 2023/0290380 A1FUJIFILM Corporation
- Magnetic tape control system and magnetic tape control device8 Jun 2023US 2023/0178101 A1FUJIFILM Corporation
Most cited
By later US patents
- Method of accessing and assembling parts in an assembly apparatus incorporating mobile robots43US 5,125,149 ACanon Kabushiki Kaisha · 1992
- Magnetic tape wind-up control method, and tape wind-up apparatus31US 4,977,466 AFuji Photo Film Co., Ltd. · 1990
- Automatic cassette loading machine26US 3,997,123 AKing Instrument Corporation · 1976
- Production of prerecorded tape cassettes25US 5,148,403 ASony Magnescale Inc. · 1992
- Method and apparatus for automatically loading tape cartridges with supply tape24US 4,332,355 ARaikon Research Corporation · 1982