G11B 23/032
For rigid discs
Official title: {for rigid discs}
G11B23/032 (For rigid discs) appears on 256 US grants and 72 published applications in this corpus.
Search patents in G11B- Granted patents
- 256
- Published applications
- 72
- Assignees
- 93
- Inventors
- 408
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 11 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 14 | 0 |
| 1985 | 8 | 0 |
| 1986 | 6 | 0 |
| 1987 | 13 | 0 |
| 1988 | 16 | 0 |
| 1989 | 16 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 8 | 0 |
| 1998 | 9 | 0 |
| 1999 | 12 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 0 |
| 2002 | 4 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 3 |
| 2005 | 1 | 1 |
| 2006 | 2 | 9 |
| 2007 | 0 | 5 |
| 2008 | 2 | 0 |
| 2009 | 1 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 6 |
| 2012 | 2 | 2 |
| 2013 | 4 | 6 |
| 2014 | 8 | 11 |
| 2015 | 7 | 6 |
| 2016 | 6 | 1 |
| 2017 | 3 | 3 |
| 2018 | 2 | 4 |
| 2019 | 6 | 3 |
| 2020 | 6 | 5 |
| 2021 | 3 | 1 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Magnetic tape cartridges package8 Apr 2025US 12,272,378 B2FUJIFILM Corporation
- Hard disc drive with internal access door13 Sep 2022US 11,443,775 B1Seagate Technology LLC
- Flexible mounting configurations for data storage drives in information handling systems26 Apr 2022US 11,314,292 B2Dell Products L. P.
- Disc library storage system and disc cartridge used thereof17 Aug 2021US 11,094,348 B2Lite-On Electronics (Guangzhou) Limited
- Multi-cartridge control board with cartridge-external voice coil motor actuator components4 May 2021US 10,996,900 B2Seagate Technology LLC
- Record support plate, record jacket, and record product24 Sep 2026US 2026/0290398 A1P-Vine, Inc.
- Package15 Feb 2024US 2024/0055023 A1FUJIFILM Corporation
- Disk device18 Aug 2022US 2022/0262397 A1Kabushiki Kaisha Toshiba
- Flexible Mounting Configurations For Data Storage Drives In Information Handling Systems5 Aug 2021US 2021/0240235 A1Dell Products L. P.
- Disc library storage system and disc cartridge used thereof15 Oct 2020US 2020/0327907 A1Lite-On Electronics (Guangzhou) Limited
Most cited
By later US patents
- Storage cassette for high storage density, disc-shaped information carriers87US 4,874,085 APolygram GmbH · 1989
- Disc receiving tray and a combination of such a tray with a storage cassette64US 4,722,439 APolygram International Holding B.V. · 1988
- Fermetically sealed disk file63US 4,367,503 AInternational Business Machines Corporation · 1983
- Holder for a rigid information disc and loading-system comprising a loading mechanism adapted to cooperate with such a holder62US 4,617,655 AU. S. Philips Corporation · 1986
- Memory storage apparatus having improved housing and base plate arrangement61US 4,553,183 AAtasi Corporation · 1985