G11B 23/0323
For disc-packs
Official title: {for disc-packs}
G11B23/0323 (For disc-packs) appears on 122 US grants and 54 published applications in this corpus.
Search patents in G11B- Granted patents
- 122
- Published applications
- 54
- Assignees
- 58
- Inventors
- 222
- Latest grant
- 13 Sep 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 9 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 7 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 6 |
| 2007 | 0 | 3 |
| 2008 | 2 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 4 |
| 2012 | 2 | 2 |
| 2013 | 3 | 6 |
| 2014 | 8 | 10 |
| 2015 | 7 | 5 |
| 2016 | 5 | 1 |
| 2017 | 2 | 3 |
| 2018 | 2 | 4 |
| 2019 | 6 | 3 |
| 2020 | 5 | 4 |
| 2021 | 3 | 0 |
| 2022 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Hard disc drive with internal access door13 Sep 2022US 11,443,775 B1Seagate Technology LLC
- 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
- Disc storage device rack and disc archive device5 Jan 2021US 10,885,940 B2Sony Semiconductor Solutions Corporation
- Disc storage apparatus and disc archive apparatus8 Sep 2020US 10,770,108 B2Sony Semiconductor Solutions Corporation
- Disk device18 Aug 2022US 2022/0262397 A1Kabushiki Kaisha Toshiba
- Disc library storage system and disc cartridge used thereof15 Oct 2020US 2020/0327907 A1Lite-On Electronics (Guangzhou) Limited
- Multi-cartridge control board with cartridge-external voice coil motor actuator components27 Aug 2020US 2020/0272367 A1Seagate Technology LLC
- Disc storage device rack and disc archive device9 Jul 2020US 2020/0219537 A1Sony Semiconductor Solutions Corporation
- Disc storage device and disc archive device6 Feb 2020US 2020/0043528 A1Sony Semiconductor Solutions Corporation
Most cited
By later US patents
- Fermetically sealed disk file63US 4,367,503 AInternational Business Machines Corporation · 1983
- Memory storage apparatus having improved housing and base plate arrangement61US 4,553,183 AAtasi Corporation · 1985
- Interactive multi-user laser disc system51US 4,644,515 AResolution Research, Inc. · 1987
- Memory storage apparatus having vibration-dampened base plate arrangement46US 4,491,888 AAtasi Corporation · 1985
- Magnetic disk memory comprising a membrane spring-braced bearing of a disk pack which is rotatably mounted at both ends44US 4,739,425 ASiemens Aktiengesellschaft · 1988