G11B 17/04
Feeding or guiding single record carrier to or from transducer unit
Official title: Feeding or guiding single record carrier to or from transducer unit {(guiding during transducing operation G11B17/34)}
G11B17/04 (Feeding or guiding single record carrier to or from transducer unit) appears on 2,955 US grants and 1,874 published applications in this corpus.
Search patents in G11B- Granted patents
- 2,955
- Published applications
- 1,874
- Assignees
- 432
- Inventors
- 3,606
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 3 | 0 |
| 1978 | 12 | 0 |
| 1979 | 7 | 0 |
| 1980 | 10 | 0 |
| 1981 | 7 | 0 |
| 1982 | 16 | 0 |
| 1983 | 32 | 0 |
| 1984 | 43 | 0 |
| 1985 | 42 | 0 |
| 1986 | 49 | 0 |
| 1987 | 74 | 0 |
| 1988 | 70 | 0 |
| 1989 | 71 | 0 |
| 1990 | 25 | 0 |
| 1991 | 67 | 0 |
| 1992 | 72 | 0 |
| 1993 | 71 | 0 |
| 1994 | 50 | 0 |
| 1995 | 47 | 0 |
| 1996 | 79 | 0 |
| 1997 | 76 | 0 |
| 1998 | 109 | 0 |
| 1999 | 136 | 0 |
| 2000 | 121 | 0 |
| 2001 | 144 | 84 |
| 2002 | 129 | 118 |
| 2003 | 118 | 153 |
| 2004 | 120 | 189 |
| 2005 | 108 | 278 |
| 2006 | 143 | 244 |
| 2007 | 124 | 158 |
| 2008 | 137 | 122 |
| 2009 | 89 | 131 |
| 2010 | 111 | 91 |
| 2011 | 109 | 73 |
| 2012 | 105 | 60 |
| 2013 | 68 | 64 |
| 2014 | 42 | 29 |
| 2015 | 34 | 18 |
| 2016 | 19 | 12 |
| 2017 | 11 | 9 |
| 2018 | 9 | 13 |
| 2019 | 13 | 7 |
| 2020 | 8 | 7 |
| 2021 | 5 | 3 |
| 2022 | 1 | 1 |
| 2023 | 2 | 6 |
| 2024 | 5 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G11B 17/05Specially adapted for discs not contained within cartridges1,468
- G11B 17/041Specially adapted for discs contained within cartridges1,193
- G11B 17/0401Details471
- G11B 17/057Specially adapted for handling both discs contained within cartridges and discs not109
- G11B 17/0408Of non-disc record carrier65
Recent patents
- Optical disc drive with conveyor and centering mechanism29 Sep 2026US 12,749,506 B2Sony Interactive Entertainment Inc.
- Data storage library magnetic disk retain and exchange system24 Dec 2024US 12,176,000 B2Western Digital Technologies, Inc.
- Optical disc drive and electronic equipment12 Nov 2024US 12,142,295 B2Sony Interactive Entertainment Inc.
- Optical disc drive and electronic equipment11 Jun 2024US 12,009,010 B2Sony Interactive Entertainment Inc.
- Optical disc drive and electronic equipment7 May 2024US 11,978,480 B2Sony Interactive Entertainment Inc.
- Magnetic card reader comprising a stationary magnetic reading head and a metal strip23 Jul 2026US 2026/0212140 A1Banks and Acquirers International Holding
- Optical disc drive25 Jun 2026US 2026/0179653 A1Sony Interactive Entertainment Inc.
- Optical disc drive and electronic equipment30 Jan 2025US 2025/0037741 A1Sony Interactive Entertainment Inc.
- Data storage library magnetic disk retain and exchange system4 Jul 2024US 2024/0221786 A1Western Digital Technologies, Inc.
- Optical disc drive and electronic equipment25 May 2023US 2023/0162760 A1Sony Interactive Entertainment Inc.
Most cited
By later US patents
- 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
- Flexible disc cartridge125US 3,951,264 ADynastor, Inc. · 1976
- Optical data format employing resynchronizable data sectors120US 4,791,622 AStorage Technology Partners 11 · 1988
- Electronic device using recording medium119US 5,859,828 ASony Corporation · 1999