G11B 5/2658
For recording with premagnetization or biasing of record carrier or head
Official title: {for recording with premagnetization or biasing of record carrier or head}
G11B5/2658 (For recording with premagnetization or biasing of record carrier or head) appears on 3 US grants and 3 published applications in this corpus.
Search patents in G11B- Granted patents
- 3
- Published applications
- 3
- Assignees
- 4
- Inventors
- 21
- Latest grant
- 7 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
By publication year.
Recent patents
- Three terminal magnetic recording head7 Mar 2023US 11,600,293 B1Western Digital Technologies, Inc.
- Method of manufacturing magnetic head for perpendicular magnetic recording having a return path section22 Apr 2014US 8,701,273 B2Headway Technologies, Inc.
- Process for the recording of digital signals on a magnetic tape in multiple longitudinal tracks and magnetic-tape recording apparatus for carrying out the process4 Jun 2002US 6,400,521 B1Deutsche Thomson-Brandt GmbH
- Dual Free Layer TMR Reader With Shaped Rear Bias and Methods of Forming Thereof9 Jan 2025US 2025/0014594 A1Western Digital Technologies, Inc.
- Dual Free Layer TMR Reader With Shaped Rear Bias and Methods of Forming Thereof29 Feb 2024US 2024/0071413 A1Western Digital Technologies, Inc.
- Method of manufacturing magnetic head for perpendicular magnetic recording having a return path section31 Oct 2013US 2013/0283601 A1Headway Technologies, Inc.
Most cited
By later US patents
- Three terminal magnetic recording head6US 11,600,293 B1Western Digital Technologies, Inc. · 2023
- Process for the recording of digital signals on a magnetic tape in multiple longitudinal tracks and magnetic-tape recording apparatus for carrying out the process6US 6,400,521 B1Deutsche Thomson-Brandt GmbH · 2002
- Method of manufacturing magnetic head for perpendicular magnetic recording having a return path section1US 8,701,273 B2Headway Technologies, Inc. · 2014