G11B 5/60
Fluid-dynamic spacing of heads from record-carriers
G11B5/60 (Fluid-dynamic spacing of heads from record-carriers) appears on 4,205 US grants and 2,650 published applications in this corpus.
Search patents in G11B- Granted patents
- 4,205
- Published applications
- 2,650
- Assignees
- 336
- Inventors
- 4,560
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 8 | 0 |
| 1978 | 7 | 0 |
| 1979 | 6 | 0 |
| 1980 | 9 | 0 |
| 1981 | 12 | 0 |
| 1982 | 3 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 7 | 0 |
| 1986 | 10 | 0 |
| 1987 | 16 | 0 |
| 1988 | 7 | 0 |
| 1989 | 28 | 0 |
| 1990 | 28 | 0 |
| 1991 | 24 | 0 |
| 1992 | 34 | 0 |
| 1993 | 44 | 0 |
| 1994 | 46 | 0 |
| 1995 | 39 | 0 |
| 1996 | 50 | 0 |
| 1997 | 62 | 0 |
| 1998 | 125 | 0 |
| 1999 | 120 | 0 |
| 2000 | 117 | 0 |
| 2001 | 109 | 38 |
| 2002 | 142 | 160 |
| 2003 | 146 | 149 |
| 2004 | 115 | 126 |
| 2005 | 113 | 145 |
| 2006 | 162 | 137 |
| 2007 | 132 | 166 |
| 2008 | 123 | 190 |
| 2009 | 140 | 146 |
| 2010 | 145 | 173 |
| 2011 | 126 | 160 |
| 2012 | 231 | 139 |
| 2013 | 221 | 121 |
| 2014 | 241 | 143 |
| 2015 | 266 | 164 |
| 2016 | 177 | 105 |
| 2017 | 168 | 75 |
| 2018 | 125 | 48 |
| 2019 | 110 | 49 |
| 2020 | 97 | 45 |
| 2021 | 66 | 26 |
| 2022 | 53 | 29 |
| 2023 | 50 | 20 |
| 2024 | 40 | 35 |
| 2025 | 46 | 36 |
| 2026 | 34 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High thermal stability lubricants6 Oct 2026US 12,753,360 B2Western Digital Technologies, Inc.
- Techniques for mitigation of carbonaceous smear in heat-assisted magnetic recording22 Sep 2026US 12,744,058 B1Western Digital Technologies, Inc.
- Magneto-resistive reader utilizing read shields to maintain reference layer magnetization25 Aug 2026US 12,718,839 B2Headway Technologies, Inc.
- Heat assisted magnetic recording head with slider and laser diode18 Aug 2026US 12,711,985 B1Headway Technologies, Inc.
- Magnetic disk device having piezoelectric element18 Aug 2026US 12,711,986 B2Kabushiki Kaisha Toshiba
- Techniques for mitigation of carbonaceous smear in heat-assisted magnetic recording24 Sep 2026US 2026/0290392 A1Western Digital Technologies, Inc.
- Edge-emitting laser diode, related apparatuses, data storage devices, systems, and methods24 Sep 2026US 2026/0291184 A1Seagate Technology LLC
- High impedance biasing circuit27 Aug 2026US 2026/0254427 A1STMicroelectronics International N. V.
- Magnetic recording head having a sensor stack disposed along a stripe-height direction20 Aug 2026US 2026/0245585 A1Seagate Technology LLC
- Architecture for dc bias canceling and gain recovery for hard disk drive fly height detection13 Aug 2026US 2026/0237403 A1STMicroelectronics International N. V.
Most cited
By later US patents
- Slider with temperature responsive transducer positioning229US 5,991,113 ASeagate Technology LLC · 1999
- Read/write head with shifted waveguide218US 6,016,290 ARead-Rite Corporation · 2000
- Disk drive apparatus using dynamic loading/unloading217US 4,933,785 APrairietek Corporation · 1990
- Method and apparatus for in-situ measurement of head/recording medium clearance214US 4,777,544 AInternational Business Machine Corporation · 1988
- Differential head integrated touchdown sensors for hard disk drives207US 7,800,858 B1Western Digital (Fremont), LLC · 2010