Method of manufacturing soft magnetic dust core and soft magnetic dust core
US-2018361474-A9 · Dec 20, 2018 · US
Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor {; Presses and furnaces}
Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor {; Presses and furnaces} · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B22F3/00 |
| Official title | Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor {; Presses and furnaces} |
| Display label | Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor {; Presses and furnaces} |
| Total patents | 243 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 9 |
| 2017 | 12 |
| 2018 | 29 |
| 2019 | 30 |
| 2020 | 33 |
| 2021 | 33 |
| 2022 | 29 |
| 2023 | 20 |
| 2024 | 18 |
| 2025 | 15 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of Manufacturing a Fluid Pressure Reduction Device
US-2018340630-A1 · Nov 29, 2018 · US
Method of Manufacturing a Fluid Pressure Reduction Device
US-2018340643-A1 · Nov 29, 2018 · US
Method for producing rare-earth magnet, and rare-earth magnet
US-2018330853-A1 · Nov 15, 2018 · US
Raw material powder for soft magnetic powder, and soft magnetic powder for dust core
US-2018236537-A1 · Aug 23, 2018 · US
Additive manufacturing system having blade and dispenser on common support
US-2018222116-A1 · Aug 9, 2018 · US
Additive manufacturing system having laser and dispenser on common support
US-2018222114-A1 · Aug 9, 2018 · US
Bearing cover
US-2018209472-A1 · Jul 26, 2018 · US
Droplet forming apparatus
US-10029251-B2 · Jul 24, 2018 · US
Dust core, electromagnetic component and method for manufacturing dust core
US-2018200787-A1 · Jul 19, 2018 · US
In situ carbonization of a resin to form a carbon-carbon composite
US-10022890-B2 · Jul 17, 2018 · US
R-t-b-based sintered magnet and method for producing same
US-2018182518-A1 · Jun 28, 2018 · US
Powder mixture for powder magnetic core, and powder magnetic core
US-2018182520-A1 · Jun 28, 2018 · US
Method of manufacturing soft magnetic dust core and soft magnetic dust core
US-2018169759-A1 · Jun 21, 2018 · US
Method for producing rare-earth magnets, and rare-earth-compound application device
US-2018158606-A1 · Jun 7, 2018 · US
Method for producing rare-earth magnets, and rare-earth-compound application device
US-2018141072-A1 · May 24, 2018 · US
Method for producing rare-earth magnets, and rare-earth-compound application device
US-2018137974-A1 · May 17, 2018 · US
Method for manufacturing r-t-b based sintered magnet
US-2018130580-A1 · May 10, 2018 · US
Method for manufacturing amorphous alloy by using liquid pig iron
US-9963768-B2 · May 8, 2018 · US
Method for producing rare-earth magnets, and slurry application device
US-2018122572-A1 · May 3, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B22F3/00?
- CPC B22F3/00 is the Cooperative Patent Classification code for “Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor {; Presses and furnaces}.”
- How many patents are filed under CPC B22F3/00 (Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor {; Presses and furnaces})?
- Our database includes 243 publications tagged with this CPC code.
- Is patent activity under CPC B22F3/00 growing?
- Publication counts under this code: 18 in 2024 vs 15 in 2025 (latest complete years).