Magnetic recording medium, magnetic signal reproduction device and method of manufacturing magnetic recording medium
US-11514942-B2 · Nov 29, 2022 · US
comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G11B5/68 |
| Official title | comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent |
| Display label | comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent |
| Total patents | 76 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 10 |
| 2019 | 7 |
| 2020 | 15 |
| 2021 | 6 |
| 2022 | 15 |
| 2023 | 6 |
| 2024 | 5 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Magnetic tape having characterized magnetic layer and magnetic recording and reproducing device
US-11501799-B2 · Nov 15, 2022 · US
Magnetic recording medium, magnetic storage apparatus, and method for manufacturing magnetic recording medium
US-2022358962-A1 · Nov 10, 2022 · US
Magnetic tape having characterized magnetic layer and magnetic recording and reproducing device
US-11462242-B2 · Oct 4, 2022 · US
Magnetic recording tape having magnetic layer indentations and manufacturing method thereof, and magnetic recording tape cartridge
US-11443767-B2 · Sep 13, 2022 · US
Magnetic recording medium having controlled dimensional variation
US-2022230660-A1 · Jul 21, 2022 · US
Magnetic tape having characterized magnetic layer and magnetic recording and reproducing device
US-11373680-B2 · Jun 28, 2022 · US
Magnetic tape having characterized back coating layer, magnetic tape cartridge, and magnetic recording and reproducing apparatus
US-11355147-B2 · Jun 7, 2022 · US
Magnetic tape having characterized psd ratio, magnetic tape cartridge, and magnetic recording and reproducing apparatus
US-2022148776-A1 · May 12, 2022 · US
Orientation device, production method for magnetic recording medium, and magnetic recording medium
US-11322177-B2 · May 3, 2022 · US
Magnetic recording medium having controlled dimensional variation
US-11315594-B2 · Apr 26, 2022 · US
Magnetic recording medium having controlled protrusion characteristics
US-11250880-B2 · Feb 15, 2022 · US
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
US-2022020392-A1 · Jan 20, 2022 · US
Magnetic tape having characterized magnetic layer and magnetic recording and reproducing device
US-2021287712-A1 · Sep 16, 2021 · US
Magnetic recording medium, magnetic signal reproduction device and method of manufacturing magnetic recording medium
US-2021174829-A1 · Jun 10, 2021 · US
Magnetic recording tape and manufacturing method thereof, and magnetic recording tape cartridge
US-2021125634-A1 · Apr 29, 2021 · US
Magnetic recording medium, magnetic signal reproduction device and method of manufacturing magnetic recording medium
US-10957352-B2 · Mar 23, 2021 · US
Magnetic recording medium
US-2021020196-A1 · Jan 21, 2021 · US
Magnetic recording medium
US-2021012798-A1 · Jan 14, 2021 · US
Orientation device, production method for magnetic recording medium, and magnetic recording medium
US-2020402533-A1 · Dec 24, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G11B5/68?
- CPC G11B5/68 is the Cooperative Patent Classification code for “comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent.”
- How many patents are filed under CPC G11B5/68 (comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent)?
- Our database includes 76 publications tagged with this CPC code.
- Is patent activity under CPC G11B5/68 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).