Method of manufacturing positive electrode for alkaline secondary battery and method of manufacturing alkaline secondary battery
US-2018375161-A1 · Dec 27, 2018 · US
Electrodes for alkaline accumulators
Electrodes for alkaline accumulators · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M4/24 |
| Official title | Electrodes for alkaline accumulators |
| Display label | Electrodes for alkaline accumulators |
| Total patents | 214 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 14 |
| 2017 | 17 |
| 2018 | 20 |
| 2019 | 21 |
| 2020 | 29 |
| 2021 | 20 |
| 2022 | 19 |
| 2023 | 19 |
| 2024 | 15 |
| 2025 | 20 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Battery including beta-delithiated layered nickel oxide electrochemically active cathode material
US-10158118-B2 · Dec 18, 2018 · US
Non-sintered positive electrode for alkaline secondary battery and alkaline secondary battery including non-sintered positive electrode
US-2018358609-A1 · Dec 13, 2018 · US
Alkali Metal Battery Having a Deformable Quasi-Solid Electrode Material
US-2018342737-A1 · Nov 29, 2018 · US
Electrode Designs for High Energy Density, Efficiency, and Capacity in Rechargeable Alkaline Batteries
US-2018323429-A1 · Nov 8, 2018 · US
Composition for adhesive and adhesive film, composition for power storage device, slurry for power storage device electrode, power storage device electrode, slurry for protective film, and power storage device
US-2018258327-A1 · Sep 13, 2018 · US
Hydrogen absorbing alloy powder, and nickel hydrogen secondary battery using the hydrogen absorbing alloy powder
US-2018248172-A1 · Aug 30, 2018 · US
Storage battery
US-10044016-B2 · Aug 7, 2018 · US
Formation method for sodium ion cell or battery
US-2018219248-A1 · Aug 2, 2018 · US
Alkaline electrochemical cells with separator and electrolyte combination
US-10008748-B2 · Jun 26, 2018 · US
Methods for manufacturing biocompatible cathode slurry for use in biocompatible batteries
US-9946092-B2 · Apr 17, 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
Ultrafast reliable silicon enabled battery and associated methods
US-9859565-B2 · Jan 2, 2018 · US
Methods and apparatus to form biocompatible energization primary elements for biomedical devices
US-2017322429-A1 · Nov 9, 2017 · US
Beta-delithiated layered nickel oxide electrochemically active cathode material and a battery including said material
US-9793542-B2 · Oct 17, 2017 · US
Battery including beta-delithiated layered nickel oxide electrochemically active cathode material
US-9793543-B2 · Oct 17, 2017 · US
Methods and apparatus to form biocompatible energization primary elements for biomedical devices with electroless sealing layers
US-2017293164-A1 · Oct 12, 2017 · US
Biocompatible rechargable energization elements for biomedical devices with electroless sealing layers
US-2017288196-A1 · Oct 5, 2017 · US
Methods and apparatus to form biocompatible energization primary elements for biomedical devices
US-2017276964-A1 · Sep 28, 2017 · US
Methods and apparatus to form biocompatible energization primary elements for biomedical devices
US-9746695-B2 · Aug 29, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M4/24?
- CPC H01M4/24 is the Cooperative Patent Classification code for “Electrodes for alkaline accumulators.”
- How many patents are filed under CPC H01M4/24 (Electrodes for alkaline accumulators)?
- Our database includes 214 publications tagged with this CPC code.
- Is patent activity under CPC H01M4/24 growing?
- Publication counts under this code: 15 in 2024 vs 20 in 2025 (latest complete years).