G11B 23/505
Of disk carriers
Official title: {of disk carriers}
G11B23/505 (Of disk carriers) appears on 640 US grants and 248 published applications in this corpus.
Search patents in G11B- Granted patents
- 640
- Published applications
- 248
- Assignees
- 240
- Inventors
- 1,147
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 9 | 0 |
| 1979 | 5 | 0 |
| 1980 | 3 | 0 |
| 1981 | 12 | 0 |
| 1982 | 15 | 0 |
| 1983 | 16 | 0 |
| 1984 | 13 | 0 |
| 1985 | 15 | 0 |
| 1986 | 11 | 0 |
| 1987 | 19 | 0 |
| 1988 | 19 | 0 |
| 1989 | 18 | 0 |
| 1990 | 15 | 0 |
| 1991 | 18 | 0 |
| 1992 | 26 | 0 |
| 1993 | 17 | 0 |
| 1994 | 22 | 0 |
| 1995 | 18 | 0 |
| 1996 | 12 | 0 |
| 1997 | 19 | 0 |
| 1998 | 35 | 0 |
| 1999 | 29 | 0 |
| 2000 | 21 | 0 |
| 2001 | 21 | 9 |
| 2002 | 23 | 43 |
| 2003 | 28 | 32 |
| 2004 | 31 | 33 |
| 2005 | 29 | 24 |
| 2006 | 20 | 12 |
| 2007 | 8 | 22 |
| 2008 | 5 | 18 |
| 2009 | 7 | 9 |
| 2010 | 10 | 8 |
| 2011 | 15 | 10 |
| 2012 | 9 | 2 |
| 2013 | 9 | 2 |
| 2014 | 3 | 3 |
| 2015 | 4 | 9 |
| 2016 | 5 | 5 |
| 2017 | 5 | 2 |
| 2018 | 4 | 1 |
| 2019 | 2 | 1 |
| 2020 | 2 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Magnetic disk device and control method29 Sep 2026US 12,749,508 B1Kabushiki Kaisha Toshiba
- Work cleaning device and cleaning method18 Aug 2026US 12,711,991 B2NHK Spring Co., Ltd.
- Magnetic recording and reproduction device and control method of the same9 Jun 2026US 12,651,612 B2Kabushiki Kaisha Toshiba
- Laser destruction system for hard drives31 Aug 2021US 11,107,495 B2Serenity Data Security, LLC
- Hardware sanitization and destruction machine9 Jun 2020US 10,675,635 B1Amazon Technologies, Inc.
- Magnetic recording and reproduction device and control method of the same29 Jan 2026US 2026/0031108 A1Kabushiki Kaisha Toshiba
- Work cleaning device and cleaning method24 Oct 2024US 2024/0355359 A1NHK Spring Co., Ltd.
- Optical disc unit for ultraviolet sterilizer, method of manufacturing the same, and ultraviolet sterilizer including the same11 Jul 2024US 2024/0231117 A1Hatbit Illucom Co., Ltd
- Polishing composition for magnetic disk substrate25 Apr 2019US 2019/0119423 A1Yamaguchi Seiken Kogyo Co., Ltd.
- Laser System for Destroying Data Storage Portion of Hard Drives2 Aug 2018US 2018/0218751 A1Serenity Data Security, LLC
Most cited
By later US patents
- Selectively textured magnetic recording media160US 5,062,021 AMagnetic Peripherals Inc. · 1991
- Photoreactive surface processing160US 5,669,979 AUVTech Systems, Inc. · 1997
- Thin film magnetic recording head for minimizing undershoots and a method for manufacturing the same112US 5,452,166 AApplied Magnetics Corporation · 1995
- Apparatus for controlling humidity in a disk drive106US 4,620,248 AMagnetic Peripherals Inc. · 1986
- Optical storage systems with flying optical heads for near-field recording and reading103US 6,243,350 B1Terastor Corporation · 2001