Charged particle beam device and method for demagnetizing magnetic lens
US-2024274395-A1 · Aug 15, 2024 · US
Methods and devices for demagnetising of magnetic bodies, e.g. workpieces, sheet material (for erasing of information on magnetic record carriers G11B5/00)
Methods and devices for demagnetising of magnetic bodies, e.g. workpieces, sheet material (for erasing of information on magnetic record carriers G11B5/00) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F13/006 |
| Official title | {Methods and devices for demagnetising of magnetic bodies, e.g. workpieces, sheet material (for erasing of information on magnetic record carriers G11B5/00)} |
| Display label | Methods and devices for demagnetising of magnetic bodies, e.g. workpieces, sheet material (for erasing of information on magnetic record carriers G11B5/00) |
| Total patents | 108 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 7 |
| 2017 | 11 |
| 2018 | 5 |
| 2019 | 4 |
| 2020 | 15 |
| 2021 | 7 |
| 2022 | 19 |
| 2023 | 7 |
| 2024 | 8 |
| 2025 | 9 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electro-permanent magnet thermal protection
US-2021407718-A1 · Dec 30, 2021 · US
Demagnetization of the rotor of an externally excited synchronous machine
US-2021075277-A1 · Mar 11, 2021 · US
Systems, methods and apparatus for use with superconducting based computing systems
US-2021019646-A1 · Jan 21, 2021 · US
Systems and methods for ramping down magnetic resonance magnet
US-2020386836-A1 · Dec 10, 2020 · US
Inline Demagnetization for Operational Pipelines
US-2020381157-A1 · Dec 3, 2020 · US
Manufacturing method for cylinder device
US-2020362936-A1 · Nov 19, 2020 · US
Demagnetization device and method for demagnetizing a transformer core
US-10804020-B2 · Oct 13, 2020 · US
Method to reduce the commutation loss in a motor inverter
US-2020287486-A1 · Sep 10, 2020 · US
Method of fabricating an electrical filter for use with superconducting-based computing systems
US-10755190-B2 · Aug 25, 2020 · US
Systems and methods for ramping down magnetic resonance magnet
US-10746826-B2 · Aug 18, 2020 · US
System and Method for the Recycling of Rare Earth Magnets
US-2020227194-A1 · Jul 16, 2020 · US
Degaussing a magnetized structure
US-2020211748-A1 · Jul 2, 2020 · US
System and method for the recycling of rare earth magnets
US-10643776-B2 · May 5, 2020 · US
Magnetic fastening assembly
US-2020135372-A1 · Apr 30, 2020 · US
Device for evaluating and demagnetizing residual magnetism quantity of power transformer and control method thereof
US-2020126706-A1 · Apr 23, 2020 · US
Method to reduce the commutation loss in a motor inverter
US-10581351-B2 · Mar 3, 2020 · US
Degauss circuit for use in an electronically actuated door lock
US-10573450-B2 · Feb 25, 2020 · US
Magnetic transfer module and method for transferring electronic element
US-10566125-B2 · Feb 18, 2020 · US
Method and apparatus for degaussing heat-assisted magnetic recording media
US-10438614-B1 · Oct 8, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F13/006?
- CPC H01F13/006 is the Cooperative Patent Classification code for “Methods and devices for demagnetising of magnetic bodies, e.g. workpieces, sheet material (for erasing of information on magnetic record carriers G11B5/00).”
- How many patents are filed under CPC H01F13/006 (Methods and devices for demagnetising of magnetic bodies, e.g. workpieces, sheet material (for erasing of information on magnetic record carriers G11B5/00))?
- Our database includes 108 publications tagged with this CPC code.
- Is patent activity under CPC H01F13/006 growing?
- Publication counts under this code: 8 in 2024 vs 9 in 2025 (latest complete years).