G11B 33/146
Constructional details of filters
Official title: {constructional details of filters}
G11B33/146 (Constructional details of filters) appears on 128 US grants and 117 published applications in this corpus.
Search patents in G11B- Granted patents
- 128
- Published applications
- 117
- Assignees
- 36
- Inventors
- 280
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 2 |
| 2002 | 5 | 3 |
| 2003 | 3 | 11 |
| 2004 | 6 | 5 |
| 2005 | 6 | 12 |
| 2006 | 6 | 9 |
| 2007 | 8 | 9 |
| 2008 | 11 | 6 |
| 2009 | 3 | 5 |
| 2010 | 6 | 9 |
| 2011 | 3 | 4 |
| 2012 | 8 | 6 |
| 2013 | 8 | 3 |
| 2014 | 9 | 6 |
| 2015 | 4 | 2 |
| 2016 | 4 | 0 |
| 2017 | 1 | 7 |
| 2018 | 4 | 0 |
| 2019 | 5 | 3 |
| 2020 | 2 | 2 |
| 2021 | 3 | 0 |
| 2022 | 2 | 2 |
| 2023 | 1 | 3 |
| 2024 | 3 | 1 |
| 2025 | 1 | 5 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Disk device with filters arranged in filter unit configurations28 Oct 2025US 12,456,498 B2Kabushiki Kaisha Toshiba
- Hard disk drive breather filter enabling sorbent replacement22 Oct 2024US 12,125,507 B2Western Digital Technologies, Inc.
- Disk device2 Apr 2024US 11,948,607 B2Kabushiki Kaisha Toshiba
- Magnetic recording/reproducing apparatus and method for manufacturing the same26 Mar 2024US 11,942,119 B2Kabushiki Kaisha Toshiba
- Electronic device having an interior gas space that includes one or more desiccants18 Apr 2023US 11,631,436 B1Seagate Technology LLC
- Disk device10 Sep 2026US 2026/0268942 A1Kabushiki Kaisha Toshiba
- Multi-mode hard disk drive recirculation filter system23 Apr 2026US 2026/0112393 A1Western Digital Technologies, Inc.
- Data storage device including an adsorbent composition, and related articles, systems, and methods11 Dec 2025US 2025/0375752 A1Seagate Technology LLC
- Magnetic disk device28 Aug 2025US 2025/0273246 A1
- Disk device31 Jul 2025US 2025/0246211 A1
Most cited
By later US patents
- Multi-functional filter for removing contaminants from an enclosure94US 6,395,073 B1Gore Enterprise Holdings, Inc. · 2002
- Rigid multi-functional filter assembly74US 6,238,467 B1Gore Enterprise Holdings, Inc. · 2001
- Disk drive including a filter element disposed along a disk surface for filtering disk rotation induced airflow56US 6,826,009 B1General Electric Capital Corporation · 2004
- Disk drive having a disk drive component adhered to the disk drive housing via an adhesive assembly having a leveling layer55US 7,209,319 B1Western Digital Technologies, Inc. · 2007
- Hard disk drive recirculation air filter55US 7,388,731 B1Western Digital Technologies, Inc. · 2008