Soft magnetic alloy and magnetic device
US-11521770-B2 · Dec 6, 2022 · US
Preparation processes therefor
Preparation processes therefor · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F1/15341 |
| Official title | {Preparation processes therefor} |
| Display label | Preparation processes therefor |
| Total patents | 99 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 8 |
| 2019 | 11 |
| 2020 | 7 |
| 2021 | 14 |
| 2022 | 15 |
| 2023 | 18 |
| 2024 | 13 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for preparing soft magnetic material by using liquid nitrogen through high-speed ball milling
US-11504767-B2 · Nov 22, 2022 · US
Soft magnetic alloy ribbon and magnetic component
US-11441213-B2 · Sep 13, 2022 · US
Amorphous Metal Ribbon, Method For Manufacturing Amorphous Metal Ribbon, And Magnetic Core
US-2022270806-A1 · Aug 25, 2022 · US
Amorphous metal ribbon, method for manufacturing amorphous metal ribbon, and magnetic core
US-2022270793-A1 · Aug 25, 2022 · US
Soft magnetic alloy, soft magnetic alloy ribbon, method of manufacturing soft magnetic alloy ribbon, magnetic core, and component
US-2022238266-A1 · Jul 28, 2022 · US
Amorphous alloy soft magnetic powder, dust core, magnetic element, and electronic device
US-2022230789-A1 · Jul 21, 2022 · US
High-frequency acceleration cavity core and high-frequency acceleration cavity in which same is used
US-2022210903-A1 · Jun 30, 2022 · US
Method of producing laminated amorphous alloy ribbon holding spool and method of producing iron core
US-2022172868-A1 · Jun 2, 2022 · US
Method and its device for preparing a magnetic core with amorphous ribbon
US-2022157518-A1 · May 19, 2022 · US
Soft magnetic alloy and magnetic device
US-11328847-B2 · May 10, 2022 · US
Multilayer block core, multilayer block, and method for producing multilayer block
US-11322281-B2 · May 3, 2022 · US
Wound magnetic core, alloy core, and method for manufacturing wound magnetic core
US-2022102037-A1 · Mar 31, 2022 · US
Soft magnetic powder, method for producing same, and dust core using soft magnetic powder
US-11270821-B2 · Mar 8, 2022 · US
Method for producing fe-based nanocrystalline alloy ribbon, method for producing magnetic core, fe-based nanocrystalline alloy ribbon, and magnetic core
US-2022055099-A1 · Feb 24, 2022 · US
Production method for water-atomized metal powder
US-2021379657-A1 · Dec 9, 2021 · US
Production method for water-atomized metal powder
US-2021379658-A1 · Dec 9, 2021 · US
Soft magnetic alloy and magnetic device
US-11189408-B2 · Nov 30, 2021 · US
Alloy ribbon and magnetic core
US-2021304936-A1 · Sep 30, 2021 · US
Soft magnetic material and method for producing the same
US-11078561-B2 · Aug 3, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F1/15341?
- CPC H01F1/15341 is the Cooperative Patent Classification code for “Preparation processes therefor.”
- How many patents are filed under CPC H01F1/15341 (Preparation processes therefor)?
- Our database includes 99 publications tagged with this CPC code.
- Is patent activity under CPC H01F1/15341 growing?
- Publication counts under this code: 13 in 2024 vs 7 in 2025 (latest complete years).