G11B 5/7375
For heat-assisted or thermally-assisted magnetic recording [hamr, tamr]
Official title: {for heat-assisted or thermally-assisted magnetic recording [HAMR, TAMR]}
G11B5/7375 (For heat-assisted or thermally-assisted magnetic recording [hamr, tamr]) appears on 79 US grants and 67 published applications in this corpus.
Search patents in G11B- Granted patents
- 79
- Published applications
- 67
- Assignees
- 25
- Inventors
- 163
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 3 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 2 |
| 2008 | 1 | 3 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 2 | 2 |
| 2012 | 3 | 7 |
| 2013 | 6 | 4 |
| 2014 | 3 | 5 |
| 2015 | 6 | 6 |
| 2016 | 7 | 3 |
| 2017 | 7 | 1 |
| 2018 | 4 | 2 |
| 2019 | 5 | 2 |
| 2020 | 1 | 3 |
| 2021 | 6 | 0 |
| 2022 | 3 | 2 |
| 2023 | 4 | 2 |
| 2024 | 5 | 7 |
| 2025 | 6 | 6 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High thermal stability lubricants6 Oct 2026US 12,753,360 B2Western Digital Technologies, Inc.
- Near field transducers having magnetic inlays for improved heat-assisted magnetic recording28 Jul 2026US 12,694,897 B1Seagate Technology LLC
- Heat-assisted magnetic recording heads with additional magnetic material21 Jul 2026US 12,688,873 B1Seagate Technology LLC
- Method for manufacturing magnetic disk, magnetic disk, and magnetic disk precursor27 Jan 2026US 12,537,025 B2Hoya Corporation
- Magnetic recording medium and magnetic storage apparatus20 Jan 2026US 12,531,087 B2Resonac Hard Disk Corporation
- Heat-sink structure in magnetic stack, and related articles, systems, and methods26 Feb 2026US 2026/0057903 A1Seagate Technology LLC
- Magnetic recording media with small recording grain sizes, high aspect ratio, and methods of fabricating same1 Jan 2026US 2026/0004809 A1Western Digital Technologies, Inc.
- Magnetic recording apparatus with heat-assisted read process27 Nov 2025US 2025/0364009 A1Western Digital Technologies, Inc.
- Heat-sink structure in magnetic stack, and related articles, systems, and methods23 Oct 2025US 2025/0329345 A1Seagate Technology LLC
- Magnetic recording media with sacrificial layer and corresponding etching processes to minimize head to media spacing3 Jul 2025US 2025/0218458 A1Western Digital Technologies, Inc.
Most cited
By later US patents
- Energy assisted discrete track media with heat sink74US 8,247,095 B2Western Digital Technologies, Inc. · 2012
- Systems and methods for forming magnetic media with an underlayer72US 8,609,263 B1WD Media, LLC · 2013
- Heat sink layer28US 8,576,672 B1Seagate Technology LLC · 2013
- Underlayers for heat assisted magnetic recording (HAMR) media24US 8,941,950 B2WD Media, LLC · 2015
- Thin film structure with controlled lateral thermal spreading in the thin film19US 7,869,162 B2Seagate Technology LLC · 2011