G11B 5/84
Processes or apparatus specially adapted for manufacturing record carriers
G11B5/84 (Processes or apparatus specially adapted for manufacturing record carriers) appears on 3,944 US grants and 3,422 published applications in this corpus.
Search patents in G11B- Granted patents
- 3,944
- Published applications
- 3,422
- Assignees
- 658
- Inventors
- 5,653
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 7 | 0 |
| 1978 | 8 | 0 |
| 1979 | 5 | 0 |
| 1980 | 13 | 0 |
| 1981 | 22 | 0 |
| 1982 | 19 | 0 |
| 1983 | 33 | 0 |
| 1984 | 39 | 0 |
| 1985 | 59 | 0 |
| 1986 | 46 | 0 |
| 1987 | 59 | 0 |
| 1988 | 54 | 0 |
| 1989 | 79 | 0 |
| 1990 | 39 | 0 |
| 1991 | 68 | 0 |
| 1992 | 52 | 0 |
| 1993 | 52 | 0 |
| 1994 | 54 | 0 |
| 1995 | 79 | 0 |
| 1996 | 90 | 0 |
| 1997 | 114 | 0 |
| 1998 | 131 | 0 |
| 1999 | 137 | 0 |
| 2000 | 149 | 0 |
| 2001 | 127 | 54 |
| 2002 | 95 | 138 |
| 2003 | 119 | 180 |
| 2004 | 160 | 201 |
| 2005 | 92 | 236 |
| 2006 | 96 | 219 |
| 2007 | 106 | 201 |
| 2008 | 95 | 200 |
| 2009 | 90 | 280 |
| 2010 | 143 | 318 |
| 2011 | 168 | 244 |
| 2012 | 163 | 166 |
| 2013 | 164 | 177 |
| 2014 | 167 | 155 |
| 2015 | 183 | 128 |
| 2016 | 106 | 73 |
| 2017 | 77 | 63 |
| 2018 | 69 | 61 |
| 2019 | 45 | 60 |
| 2020 | 63 | 34 |
| 2021 | 40 | 42 |
| 2022 | 42 | 25 |
| 2023 | 27 | 41 |
| 2024 | 24 | 47 |
| 2025 | 44 | 38 |
| 2026 | 25 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G11B 5/8404Manufacturing base layers1,057
- G11B 5/855Coating only part of a support with a magnetic layer899
- G11B 5/851Coating a support with a magnetic layer by sputtering484
- G11B 5/8408Protecting the magnetic layer468
- G11B 5/842Coating a support with a liquid magnetic dispersion305
- G11B 5/85Coating a support with a magnetic layer by vapour deposition215
- G11B 5/848Coating a support with a magnetic layer by extrusion123
- G11B 5/858Producing a magnetic layer by electro-plating or electroless plating82
Recent patents
- Servo recording apparatus, servo write head, method of producing a magnetic tape, and magnetic tape6 Oct 2026US 12,755,759 B2Sony Group Corporation
- Magnetic recording tape medium with conductive particle configuration and cartridge8 Sep 2026US 12,731,609 B2Sony Group Corporation
- Fluorine-containing ether compound, lubricant for magnetic recording medium and magnetic recording medium25 Aug 2026US 12,715,960 B2Resonac Corporation
- Aluminum alloy disc blank for magnetic disc and magnetic disc25 Aug 2026US 12,716,117 B2Furukawa Electric Co., Ltd.
- Magnetic tape, magnetic tape cartridge, magnetic tape system, test method, and manufacturing method of magnetic tape14 Jul 2026US 12,682,928 B2FUJIFILM Corporation
- Lubricant for magnetic recording media3 Sep 2026US 2026/0258319 A1Resonac Corporation
- Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium27 Aug 2026US 2026/0250591 A1Resonac Corporation
- Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium27 Aug 2026US 2026/0250595 A1Resonac Corporation
- Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus27 Aug 2026US 2026/0253611 A1FUJIFILM Corporation
- Disk-shaped glass plate and magnetic disk20 Aug 2026US 2026/0242271 A1Hoya Corporation
Most cited
By later US patents
- Method for manufacturing porous structure and method for forming pattern645US 6,565,763 B1Kabushiki Kaisha Toshiba · 2003
- Apparatus and method for high throughput sputtering366US 5,683,561 AConner Peripherals, Inc. · 1997
- Template for room temperature, low pressure micro-and nano-imprint lithography296US 6,696,220 B2Board of Regents, The University of Texas System · 2004
- Apparatus and method for polishing a flat surface using a belted polishing pad264US 6,059,643 AAplex, Inc. · 2000
- Production of electroless Co(P) with designed coercivity256US 6,197,364 B1International Business Machines Corporation · 2001