G11B 33/0444
For discs without cartridge
Official title: {for discs without cartridge}
G11B33/0444 (For discs without cartridge) appears on 449 US grants and 365 published applications in this corpus.
Search patents in G11B- Granted patents
- 449
- Published applications
- 365
- Assignees
- 239
- Inventors
- 736
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 6 | 0 |
| 1987 | 9 | 0 |
| 1988 | 15 | 0 |
| 1989 | 10 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 8 | 0 |
| 1995 | 11 | 0 |
| 1996 | 20 | 0 |
| 1997 | 24 | 0 |
| 1998 | 27 | 0 |
| 1999 | 15 | 0 |
| 2000 | 24 | 0 |
| 2001 | 31 | 14 |
| 2002 | 31 | 40 |
| 2003 | 34 | 56 |
| 2004 | 26 | 59 |
| 2005 | 23 | 45 |
| 2006 | 21 | 40 |
| 2007 | 17 | 28 |
| 2008 | 15 | 23 |
| 2009 | 5 | 19 |
| 2010 | 12 | 16 |
| 2011 | 8 | 7 |
| 2012 | 5 | 4 |
| 2013 | 5 | 6 |
| 2014 | 4 | 2 |
| 2015 | 2 | 1 |
| 2016 | 2 | 0 |
| 2017 | 1 | 1 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 2 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Magnetic disk device having spindle motor30 Dec 2025US 12,512,128 B2Kabushiki Kaisha Toshiba
- Packaging storage container4 Jun 2024US 11,999,528 B2Finest Products Limited
- System for disk-to-disk access for reduced-head data storage device8 Jun 2021US 11,031,037 B1Western Digital Technologies, Inc.
- Disk-shaped article shipping container8 Jun 2021US 11,031,046 B2Western Digital Technologies, Inc.
- Electronic media disc storage tray component13 Nov 2018US 10,127,946 B2JohnsByrne Company
- Magnetic disk device27 Mar 2025US 2025/0104740 A1Kabushiki Kaisha Toshiba
- Packaging storage container22 Jun 2023US 2023/0192360 A1Finest Products Limited
- Disk-shaped article shipping container9 Jul 2020US 2020/0219541 A1Western Digital Technologies, Inc.
- Disk magazine21 Jun 2018US 2018/0174609 A1Panasonic Intellectual Property Management Co., Ltd.
- Electronic media disc storage tray component22 Jun 2017US 2017/0178694 A1JohnsByrne Company
Most cited
By later US patents
- DVD storage album166US 6,672,452 B1Scosche Industries, Inc. · 2004
- Storage cassette for two or more disk-shaped high memory density information carriers132US 4,535,888 APolygram GmbH · 1985
- Compact CD case94US 5,322,162 AOuter Circle Products, Ltd. · 1994
- Carrying case for recorded media90US 5,697,498 AFellowes Mfg. Co. · 1997
- Laser disc storage container86US 4,778,047 A1988