G11B 5/7373
Non-magnetic single underlayer comprising chromium
Official title: {Non-magnetic single underlayer comprising chromium}
G11B5/7373 (Non-magnetic single underlayer comprising chromium) appears on 188 US grants and 90 published applications in this corpus.
Search patents in G11B- Granted patents
- 188
- Published applications
- 90
- Assignees
- 71
- Inventors
- 403
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 10 | 0 |
| 1992 | 8 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 9 | 0 |
| 1998 | 10 | 0 |
| 1999 | 12 | 0 |
| 2000 | 15 | 0 |
| 2001 | 7 | 3 |
| 2002 | 11 | 9 |
| 2003 | 10 | 9 |
| 2004 | 17 | 17 |
| 2005 | 10 | 5 |
| 2006 | 4 | 6 |
| 2007 | 3 | 9 |
| 2008 | 4 | 7 |
| 2009 | 3 | 9 |
| 2010 | 6 | 1 |
| 2011 | 6 | 4 |
| 2012 | 2 | 1 |
| 2013 | 2 | 3 |
| 2014 | 4 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 2 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for forming underlayer for tape media3 Mar 2026US 12,567,442 B2International Business Machines Corporation
- Magnetic recording medium and magnetic read/write apparatus10 Sep 2024US 12,087,341 B2Resonac Corporation
- Magnetic recording tape and magnetic recording tape cartridge6 Sep 2022US 11,437,066 B2Sony Corporation
- Process for forming underlayer for tape media9 Aug 2022US 11,410,697 B2International Business Machines Corporation
- Method for manufacturing magnetic recording medium, and magnetic recording/reproducing apparatus20 Sep 2016US 9,449,632 B2Showa Denko K. K.
- Process for forming underlayer for tape media27 Oct 2022US 2022/0343945 A1International Business Machines Corporation
- Magnetic recording tape and magnetic recording tape cartridge22 Apr 2021US 2021/0118468 A1Sony Corporation
- Process for forming underlayer for tape media25 Feb 2021US 2021/0056994 A1International Business Machines Corporation
- Magnetic recording medium and magnetic read/write apparatus12 Nov 2020US 2020/0357436 A1Showa Denko K. K.
- Heat assisted magnetic recording media with optimized heat sink layer2 Jul 2020US 2020/0211590 A1UniversitäT Duisburg-Essen
Most cited
By later US patents
- Ultra-thin nucleation layer for magnetic thin film media and the method for manufacturing the same119US 6,150,015 AKomag, Inc. · 2000
- Magnetic recording disk with composite perpendicular recording layer99US 6,468,670 B1International Business Machines Corporation · 2002
- Ultra-thin nucleation layer for magnetic thin film media and the method for manufacturing the same79US 6,500,567 B1Komag, Inc. · 2002
- Antiferromagnetically coupled magnetic recording medium with dual-layered upper magnetic layer79US 6,759,138 B2Hoya Corporation · 2004
- Magnetic recording media having a CrTi underlayer deposited under a substrate bias73US 6,210,819 B1HMT Technology Corporation · 2001