Processing of anisotropic permanent magnet without magnetic field
US-11948733-B2 · Apr 2, 2024 · US
and Va elements, e.g. Sm2Fe17N2
and Va elements, e.g. Sm2Fe17N2 · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F1/059 |
| Official title | and Va elements, e.g. Sm2Fe17N2 |
| Display label | and Va elements, e.g. Sm2Fe17N2 |
| Total patents | 221 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 10 |
| 2017 | 14 |
| 2018 | 16 |
| 2019 | 17 |
| 2020 | 22 |
| 2021 | 15 |
| 2022 | 32 |
| 2023 | 28 |
| 2024 | 37 |
| 2025 | 23 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composition for bonded magnets, bonded magnet and integrally molded component
US-10510471-B2 · Dec 17, 2019 · US
MAGNETIC POWDER CONTAINING Sm-Fe-N-BASED CRYSTAL PARTICLES, SINTERED MAGNET PRODUCED FROM SAME, METHOD FOR PRODUCING SAID MAGNETIC POWDER, AND METHOD FOR PRODUCING SAID SINTERED MAGNET
US-2019333661-A1 · Oct 31, 2019 · US
Method for producing rare earth magnet
US-2019326054-A1 · Oct 24, 2019 · US
Production method of rare earth magnet and production apparatus used therefor
US-2019311826-A1 · Oct 10, 2019 · US
Sm-Fe-N MAGNET MATERIAL AND Sm-Fe-N BONDED MAGNET
US-2019267165-A1 · Aug 29, 2019 · US
Method of producing anisotropic magnetic powder
US-2019198207-A1 · Jun 27, 2019 · US
Permanent magnet, rotary electrical machine, and vehicle
US-2019189313-A1 · Jun 20, 2019 · US
Magnet particles and magnet molding using same
US-10325705-B2 · Jun 18, 2019 · US
ANISOTROPIC COMPLEX SINTERED MAGNET COMPRISING MnBi WHICH HAS IMPROVED MAGNETIC PROPERTIES AND METHOD OF PREPARING THE SAME
US-2019153565-A1 · May 23, 2019 · US
Feedstock and heterogeneous structure for tough rare earth permanent magnets and production therefor
US-2019115128-A1 · Apr 18, 2019 · US
Feedstock and heterogeneous structure for tough rare earth permanent magnets and production process therefor
US-2019115126-A1 · Apr 18, 2019 · US
Key structure
US-10236138-B2 · Mar 19, 2019 · US
Magnetic recording medium having a protective layer
US-10210892-B2 · Feb 19, 2019 · US
Rare earth magnet and production method thereof
US-2019006068-A1 · Jan 3, 2019 · US
Rare-earth magnet and method for producing rare-earth magnet
US-2018342338-A1 · Nov 29, 2018 · US
Secondary particles for anisotropic magnetic powder and method of producing anisotropic magnetic powder
US-2018334386-A1 · Nov 22, 2018 · US
Method for producing rare-earth magnet, and rare-earth magnet
US-2018330853-A1 · Nov 15, 2018 · US
RAW MATERIAL FOR MAGNET, WHICH COMPRISES Sm-Fe BINARY ALLOY AS MAIN COMPONENT, METHOD FOR PRODUCING THE SAME, AND MAGNET
US-2018318923-A1 · Nov 8, 2018 · US
Composite component comprising ring-shaped bonded magnet and method of manufacturing the same
US-2018315526-A1 · Nov 1, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F1/059?
- CPC H01F1/059 is the Cooperative Patent Classification code for “and Va elements, e.g. Sm2Fe17N2.”
- How many patents are filed under CPC H01F1/059 (and Va elements, e.g. Sm2Fe17N2)?
- Our database includes 221 publications tagged with this CPC code.
- Is patent activity under CPC H01F1/059 growing?
- Publication counts under this code: 37 in 2024 vs 23 in 2025 (latest complete years).