Magnetic recording medium and magnetic recording and reproducing device
US-11514940-B2 · Nov 29, 2022 · US
This page is not indexed by search engines while we improve data quality.
in a magnetic field
in a magnetic field · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G11B5/845 |
| Official title | in a magnetic field |
| Display label | in a magnetic field |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2017 | 3 |
| 2018 | 6 |
| 2019 | 1 |
| 2020 | 8 |
| 2021 | 2 |
| 2022 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus
US-11443766-B2 · Sep 13, 2022 · US
Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus
US-11423935-B2 · Aug 23, 2022 · US
Orientation device, production method for magnetic recording medium, and magnetic recording medium
US-11322177-B2 · May 3, 2022 · US
Magnetic tape with particular refractive index characteristics, magnetic tape cartridge, and magnetic tape apparatus
US-2021280212-A1 · Sep 9, 2021 · US
Fractionation method for magnetic recording-magnetic powder, fractionation apparatus for magnetic recording-magnetic powder, and method of producing magnetic recording medium
US-11017808-B2 · May 25, 2021 · US
Orientation device, production method for magnetic recording medium, and magnetic recording medium
US-2020402533-A1 · Dec 24, 2020 · US
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
US-2020211592-A1 · Jul 2, 2020 · US
Magnetic recording medium having characterized magnetic layer and method for manufacturing same
US-10692522-B2 · Jun 23, 2020 · US
Oriented body containing e-iron oxide, method for producing the same, and device for producing the same
US-10669161-B2 · Jun 2, 2020 · US
Magnetic recording medium and magnetic recording and reproducing device
US-2020090694-A1 · Mar 19, 2020 · US
Magnetic tape device and magnetic reproducting method employing TMR head and tape with characterized magnetic layer
US-10573338-B2 · Feb 25, 2020 · US
Magnetic tape and method of manufacturing the same
US-10573341-B2 · Feb 25, 2020 · US
Magnetic tape device and reproducing method employing TMR reproducing head and tape with characterized XRD intensity ratio
US-10546602-B2 · Jan 28, 2020 · US
Magnetic tape having characterized magnetic layer
US-10438624-B2 · Oct 8, 2019 · US
Fractionation method for magnetic recording-magnetic powder, fractionation apparatus for magnetic recording-magnetic powder, and method of producing magnetic recording medium
US-2018308516-A1 · Oct 25, 2018 · US
Magnetic tape device and magnetic reproducting method
US-2018240476-A1 · Aug 23, 2018 · US
Magnetic tape
US-2018240475-A1 · Aug 23, 2018 · US
Magnetic tape device and magnetic reproducing method
US-2018240478-A1 · Aug 23, 2018 · US
Magnetic recording medium and method for manufacturing same
US-2018082710-A1 · Mar 22, 2018 · US