G11B 33/0472
For discs without cartridge
Official title: {for discs without cartridge}
G11B33/0472 (For discs without cartridge) appears on 89 US grants and 77 published applications in this corpus.
Search patents in G11B- Granted patents
- 89
- Published applications
- 77
- Assignees
- 59
- Inventors
- 220
- Latest grant
- 9 Mar 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 1 | 0 |
| 2000 | 10 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 6 |
| 2003 | 3 | 9 |
| 2004 | 10 | 13 |
| 2005 | 2 | 13 |
| 2006 | 7 | 8 |
| 2007 | 6 | 6 |
| 2008 | 1 | 8 |
| 2009 | 1 | 4 |
| 2010 | 4 | 4 |
| 2011 | 1 | 1 |
| 2012 | 2 | 0 |
| 2013 | 4 | 2 |
| 2014 | 1 | 0 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 2 | 3 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Load/unload ramp mechanism for reduced cracking9 Mar 2021US 10,943,614 B1Western Digital Technologies, Inc.
- Disc device6 Oct 2020US 10,796,720 B2Panasonic Intellectual Property Management Co., Ltd.
- Disc storage device and disc archive device4 Aug 2020US 10,734,034 B2Sony Semiconductor Solutions Corporation
- Universal disk shipper22 Sep 2015US 9,142,260 B2Entegris, Inc.
- Media caddy handling14 Jul 2015US 9,082,459 B2Seagate Technology LLC
- Disc device30 Jul 2020US 2020/0243112 A1Panasonic Intellectual Property Management Co., Ltd.
- External serial at attachment device2 Jul 2020US 2020/0210367 A1Hewlett-Packard Development Company, L. P.
- Disc storage device and disc archive device6 Feb 2020US 2020/0043528 A1Sony Semiconductor Solutions Corporation
- Stacking type tray and tray developing mechanism and stacking type tray developing system7 Nov 2013US 2013/0298145 A1NEC Corporation
- Universal disk shipper3 Jan 2013US 2013/0001114 A1Entegris, Inc.
Most cited
By later US patents
- Storage cassette for high storage density, disc-shaped information carriers87US 4,874,085 APolygram GmbH · 1989
- Workpiece carrier69US 8,608,147 B1WD Media, LLC · 2013
- Compact disc storage apparatus53US 5,201,414 A1993
- One piece hanging file47US 6,830,156 B22004
- Floppy disk canister38US 4,516,678 AInternational Business Machines Corporation · 1985