G11B 33/1446
Reducing contamination
Official title: {Reducing contamination, e.g. by dust, debris}
G11B33/1446 (Reducing contamination) appears on 903 US grants and 627 published applications in this corpus.
Search patents in G11B- Granted patents
- 903
- Published applications
- 627
- Assignees
- 206
- Inventors
- 1,592
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 8 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 8 | 0 |
| 1987 | 14 | 0 |
| 1988 | 9 | 0 |
| 1989 | 15 | 0 |
| 1990 | 8 | 0 |
| 1991 | 15 | 0 |
| 1992 | 18 | 0 |
| 1993 | 17 | 0 |
| 1994 | 18 | 0 |
| 1995 | 18 | 0 |
| 1996 | 20 | 0 |
| 1997 | 20 | 0 |
| 1998 | 14 | 0 |
| 1999 | 21 | 0 |
| 2000 | 14 | 0 |
| 2001 | 23 | 8 |
| 2002 | 30 | 33 |
| 2003 | 32 | 38 |
| 2004 | 28 | 25 |
| 2005 | 29 | 52 |
| 2006 | 26 | 37 |
| 2007 | 22 | 39 |
| 2008 | 36 | 35 |
| 2009 | 23 | 34 |
| 2010 | 25 | 21 |
| 2011 | 21 | 18 |
| 2012 | 25 | 17 |
| 2013 | 20 | 22 |
| 2014 | 36 | 20 |
| 2015 | 24 | 15 |
| 2016 | 23 | 19 |
| 2017 | 39 | 33 |
| 2018 | 33 | 26 |
| 2019 | 39 | 35 |
| 2020 | 29 | 16 |
| 2021 | 16 | 8 |
| 2022 | 15 | 16 |
| 2023 | 16 | 13 |
| 2024 | 9 | 8 |
| 2025 | 12 | 23 |
| 2026 | 16 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Disk device with constrained layer configurations between inner and outer covers18 Aug 2026US 12,711,997 B2Kabushiki Kaisha Toshiba
- Active humidity control using heat-responsive water-releasing substances in data storage devices18 Aug 2026US 12,711,998 B2Western Digital Technologies, Inc.
- Disk device with exposed inner surface regions for improved cover coupling4 Aug 2026US 12,700,427 B2Kabushiki Kaisha Toshiba
- Hard disk drive embedded gasket base14 Jul 2026US 12,682,935 B2Western Digital Technologies, Inc.
- Storage system for storing photoresist coated substrates30 Jun 2026US 12,669,751 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Recording device and cover24 Sep 2026US 2026/0290403 A1NHK Spring Co., Ltd.
- Method of storing photoresist coated substrates and semiconductor substrate container arrangement17 Sep 2026US 2026/0277106 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Hard disk drive cover damper with enclosed perimeter10 Sep 2026US 2026/0268941 A1Seagate Technology LLC
- Disk device10 Sep 2026US 2026/0268942 A1Kabushiki Kaisha Toshiba
- Adhesive tape, method for manufacturing hard disk drive, and hard disk drive sealing structure3 Sep 2026US 2026/0258284 A1Sekisui Chemical Co., Ltd.
Most cited
By later US patents
- Hot-swappable multi-cartridge docking module190US 5,483,419 APont Peripherals Corporation · 1996
- Architecture for 21/2 inch diameter single disk drive185US 5,025,335 AConner Peripherals, Inc. · 1991
- Disk drive apparatus143US 5,025,336 APrairietek Corporation · 1991
- Portable electronic device case accessories and related systems and methods119US 8,783,458 B2Targus Group International, Inc. · 2014
- Low height disk drive116US 4,965,684 AConner Peripherals, Inc. · 1990