Negative Electrode Active Material for Electric Device and Electric Device Using the Same
US-2018366725-A1 · Dec 20, 2018 · US
by mechanical alloying, e.g. blending, milling
by mechanical alloying, e.g. blending, milling · 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 | B22F2009/041 |
| Official title | {by mechanical alloying, e.g. blending, milling} |
| Display label | by mechanical alloying, e.g. blending, milling |
| Total patents | 215 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 22 |
| 2017 | 15 |
| 2018 | 19 |
| 2019 | 28 |
| 2020 | 25 |
| 2021 | 21 |
| 2022 | 12 |
| 2023 | 21 |
| 2024 | 22 |
| 2025 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Compositional variations of tungsten tetraboride with transition metals and light elements
US-10125412-B2 · Nov 13, 2018 · US
Extreme creep resistant nano-crystalline metallic materials
US-2018229308-A1 · Aug 16, 2018 · US
Alloy powder for electrodes, negative electrode for nickel-hydrogen storage batteries using same and nickel-hydrogen storage battery
US-2018019469-A1 · Jan 18, 2018 · US
Cermet, method for producing cermet, and cutting tool
US-9850558-B2 · Dec 26, 2017 · US
Negative Electrode Active Material for Electric Device and Electric Device Using the Same
US-2017352882-A1 · Dec 7, 2017 · US
Electric Device
US-2017346087-A1 · Nov 30, 2017 · US
Method of making a cemented carbide
US-9827612-B2 · Nov 28, 2017 · US
Magnetic Nanoparticles, Bulk Nanocomposite Magnets, and Production Thereof
US-2017338015-A1 · Nov 23, 2017 · US
High-density thermodynamically stable nanostructured copper-based bulk metallic systems, and methods of making the same
US-9822430-B2 · Nov 21, 2017 · US
Formation of bismuth strontium calcium copper oxide superconductors
US-9773962-B2 · Sep 26, 2017 · US
Permanent magnet, and motor and generator using the same
US-9773592-B2 · Sep 26, 2017 · US
Alloy
US-9719155-B2 · Aug 1, 2017 · US
Magnetic nanoparticles, bulk nanocomposite magnets, and production thereof
US-9704625-B2 · Jul 11, 2017 · US
Rare earth permanent magnets and their preparation
US-2017186534-A1 · Jun 29, 2017 · US
Permanent magnet, permanent magnet manufacturing method, spm motor, and spm motor manufacturing method
US-2017178806-A1 · Jun 22, 2017 · US
Rare earth permanent magnet and method for producing rare earth permanent magnet
US-2017178773-A1 · Jun 22, 2017 · US
Degradable powder blend
US-2017113275-A1 · Apr 27, 2017 · US
Hydrogen-absorbing alloy, alloy powder for electrode, negative electrode for alkaline storage battery, and alkaline storage battery
US-2017002442-A1 · Jan 5, 2017 · US
Tungsten powder, anode body for capacitors, and electrolytic capacitor
US-2016322170-A1 · Nov 3, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B22F2009/041?
- CPC B22F2009/041 is the Cooperative Patent Classification code for “by mechanical alloying, e.g. blending, milling.”
- How many patents are filed under CPC B22F2009/041 (by mechanical alloying, e.g. blending, milling)?
- Our database includes 215 publications tagged with this CPC code.
- Is patent activity under CPC B22F2009/041 growing?
- Publication counts under this code: 22 in 2024 vs 11 in 2025 (latest complete years).