G11B 2220/252
Patterned or quantised magnetic media, i.e. bits are stored in predefined single
Official title: Patterned or quantised magnetic media, i.e. bits are stored in predefined single domain elements
G11B2220/252 (Patterned or quantised magnetic media, i.e. bits are stored in predefined single) appears on 49 US grants and 50 published applications in this corpus.
Search patents in G11B- Granted patents
- 49
- Published applications
- 50
- Assignees
- 16
- Inventors
- 96
- Latest grant
- 20 Dec 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 2 | 9 |
| 2010 | 4 | 13 |
| 2011 | 8 | 8 |
| 2012 | 9 | 6 |
| 2013 | 6 | 6 |
| 2014 | 10 | 1 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 2 | 0 |
| 2018 | 1 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
By publication year.
Recent patents
- On head microelectronics for write synchronization20 Dec 2022US 11,532,322 B2Seagate Technology LLC
- On head microelectronics for write synchronization23 Nov 2021US 11,183,207 B2Seagate Technology LLC
- On head microelectronics for write synchronization18 Aug 2020US 10,748,558 B2Seagate Technology LLC
- On head microelectronics for write synchronization24 Jul 2018US 10,032,467 B2Seagate Technology LLC
- On head microelectronics for write synchronization12 Dec 2017US 9,842,612 B2Seagate Technology LLC
- On head microelectronics for write synchronization10 Feb 2022US 2022/0044700 A1Seagate Technology LLC
- On head microelectronics for write synchronization19 Nov 2020US 2020/0365176 A1Seagate Technology LLC
- On head microelectronics for write synchronization1 Nov 2018US 2018/0315445 A1Seagate Technology LLC
- On head microelectronics for write synchronization22 Mar 2018US 2018/0082706 A1Seagate Technology LLC
- Heat assisted magnetic recording for bit-patterned media26 May 2016US 2016/0148635 A1Seagate Technology LLC
Most cited
By later US patents
- Write clock rephase for magnetic recording device30US 8,508,879 B1Marvell International Ltd. · 2013
- Detecting data-write errors22US 8,745,466 B2STMicroelectronics S.r. l. · 2014
- Selective powering techniques for heat assisted magnetic recording15US 9,626,989 B1Seagate Technology LLC · 2017
- Magnetic recording disk drive with patterned media and circuit for generating timing pulses from the pattern14US 7,324,294 B2Hitachi Global Storage Technologies Netherlands B. V. · 2008
- Apparatus system and method for variable data density patterned media13US 7,492,540 B2Hitachi Global Storage Technologies Netherlands B. V. · 2009