Sm-Fe-N-BASED MAGNETIC MATERIAL AND PRODUCTION METHOD THEREOF
US-2025201457-A1 · Jun 19, 2025 · US
bonded together
bonded together · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F1/0558 |
| Official title | {bonded together} |
| Display label | bonded together |
| Total patents | 67 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 4 |
| 2018 | 4 |
| 2019 | 9 |
| 2020 | 8 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 7 |
| 2024 | 11 |
| 2025 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rotor and electric motor
US-2024388151-A1 · Nov 21, 2024 · US
Bonded magnet and method of preparing the same
US-12148554-B2 · Nov 19, 2024 · US
Anisotropic bonded magnet and preparation method thereof
US-12142403-B2 · Nov 12, 2024 · US
Flexible permanent magnetic material, preparation method and application thereof in magnetic biological effect products
US-12087482-B2 · Sep 10, 2024 · US
Thermosetting resin composition containing magnetic powder
US-2024279378-A1 · Aug 22, 2024 · US
Method of producing SmFeN-based rare earth magnet
US-12027306-B2 · Jul 2, 2024 · US
Gradient ring-shaped bonded magnet and preparation method therefor, and motor
US-2024212898-A1 · Jun 27, 2024 · US
Flexible permanent magnetic material, preparation method and application thereof in magnetic biological effect products
US-2024096530-A1 · Mar 21, 2024 · US
Method of producing rare earth magnetic powder and rare earth magnetic powder
US-2024062936-A1 · Feb 22, 2024 · US
Composite component and method for producing same
US-2024013961-A1 · Jan 11, 2024 · US
PRODUCTION METHOD FOR PHOSPHATE-COATED SmFeN-BASED ANISOTROPIC MAGNETIC POWDER AND PHOSPHATE-COATED SmFeN-BASED ANISOTROPIC MAGNETIC POWDER
US-2024006101-A1 · Jan 4, 2024 · US
PRODUCTION METHOD FOR PHOSPHATE-COATED SmFeN-BASED ANISOTROPIC MAGNETIC POWDER, AND BONDED MAGNET
US-2023415227-A1 · Dec 28, 2023 · US
Bonded magnet
US-2023360827-A1 · Nov 9, 2023 · US
Anisotropic bonded magnet and preparation method thereof
US-11802326-B2 · Oct 31, 2023 · US
Sm—Fe—N magnet material and Sm—Fe—N bonded magnet
US-11742121-B2 · Aug 29, 2023 · US
Method of preparing bonded magnet and bonded magnet
US-11694826-B2 · Jul 4, 2023 · US
Compression-bonded magnet, manufacturing method therefor, and field magnetic element
US-2023128480-A1 · Apr 27, 2023 · US
Method of producing magnetic powder
US-11594352-B2 · Feb 28, 2023 · US
METHOD OF PRODUCING SmFeN-BASED RARE EARTH MAGNET
US-2022399163-A1 · Dec 15, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F1/0558?
- CPC H01F1/0558 is the Cooperative Patent Classification code for “bonded together.”
- How many patents are filed under CPC H01F1/0558 (bonded together)?
- Our database includes 67 publications tagged with this CPC code.
- Is patent activity under CPC H01F1/0558 growing?
- Publication counts under this code: 11 in 2024 vs 8 in 2025 (latest complete years).