Near net shape fabrication of anisotropic magnet using hot roll method
US-12558724-B2 · Feb 24, 2026 · US
pressed
pressed · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F1/0556 |
| Official title | {pressed} |
| Display label | pressed |
| Total patents | 57 |
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 | 8 |
| 2017 | 8 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 7 |
| 2021 | 7 |
| 2022 | 5 |
| 2023 | 5 |
| 2024 | 4 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Samarium cobalt magnet recycling
US-2025391594-A1 · Dec 25, 2025 · US
Rare-earth bonded magnet compound and method for producing rare-earth bonded magnet using same
US-2025118466-A1 · Apr 10, 2025 · US
Rare-earth cobalt permanent magnet, method for manufacturing rare-earth cobalt permanent magnet, and device
US-2025075297-A1 · Mar 6, 2025 · US
Processing of anisotropic permanent magnet without magnetic field
US-2024249877-A1 · Jul 25, 2024 · US
Processing of anisotropic permanent magnet without magnetic field
US-11948733-B2 · Apr 2, 2024 · US
Samarium cobalt and neodymium iron boride magnets and methods of manufacturing same
US-2024013975-A1 · Jan 11, 2024 · US
Rare-earth permanent magnet and method of manufacturing the same
US-2024006099-A1 · Jan 4, 2024 · US
Sintered rare-earth magnet and method of manufacture
US-2023352220-A1 · Nov 2, 2023 · US
Two-step diffusion method for preparing high-performance dual-main-phase sintered mischmetal-iron-boron magnet
US-11742120-B2 · Aug 29, 2023 · US
Samarium cobalt and neodymium iron boride magnets and methods of manufacturing same
US-11715592-B2 · Aug 1, 2023 · US
Rare-earth permanent magnet and method of manufacturing the same
US-11682506-B2 · Jun 20, 2023 · US
Rotating electric machine
US-11588359-B2 · Feb 21, 2023 · US
Rare earth magnet and production method thereof
US-11476020-B2 · Oct 18, 2022 · US
Grain boundary diffusion method for bulk rare earth permanent magnetic material
US-2022319773-A1 · Oct 6, 2022 · US
Manufacturing method for rare earth magnet
US-2022246336-A1 · Aug 4, 2022 · US
Rotating electric machine
US-2022085669-A1 · Mar 17, 2022 · US
Two-step diffusion method for preparing high-performance dual-main-phase sintered mischmetal-iron-boron magnet
US-2022059262-A1 · Feb 24, 2022 · US
Composite magnet with magnetically hard and soft phases
US-11189405-B2 · Nov 30, 2021 · US
Permanent magnet, rotary electric machine, and vehicle
US-11177060-B2 · Nov 16, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F1/0556?
- CPC H01F1/0556 is the Cooperative Patent Classification code for “pressed.”
- How many patents are filed under CPC H01F1/0556 (pressed)?
- Our database includes 57 publications tagged with this CPC code.
- Is patent activity under CPC H01F1/0556 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).