Hydrogen storage alloy and alkaline storage battery
US-2025379222-A1 · Dec 11, 2025 · US
of the type LaNi5
of the type LaNi5 · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M4/385 |
| Official title | {of the type LaNi5} |
| Display label | of the type LaNi5 |
| Total patents | 55 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 13 |
| 2017 | 6 |
| 2018 | 8 |
| 2019 | 4 |
| 2020 | 4 |
| 2021 | 1 |
| 2022 | 4 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Negative electrode active material for nickel-metal hydride battery, and method for producing the same
US-2025263822-A1 · Aug 21, 2025 · US
Hydrogen storage alloy for alkaline storage battery, alkaline storage battery using the same as negative electrode, and vehicle
US-12272819-B2 · Apr 8, 2025 · US
High-performance lithium-ion battery cell designs with lithiated silicon oxide (lso) anodes
US-2024243249-A1 · Jul 18, 2024 · US
Sodium layered oxides as cathode materials for sodium ion batteries and method of manufacturing the same
US-12030786-B2 · Jul 9, 2024 · US
Hydrogen storage alloy
US-2024222610-A1 · Jul 4, 2024 · US
Negative electrode active material and battery
US-2024154102-A1 · May 9, 2024 · US
AB5-based hydrogen storage alloy, electrode for Ni-MH battery, secondary battery, and preparation method of hydrogen storage alloy
US-11929488-B2 · Mar 12, 2024 · US
Hydrogen storage alloy
US-2023142372-A1 · May 11, 2023 · US
Electrode protection in both aqueous and non-aqueous electrochemical cells, including rechargeable, lithium batteries
US-11575124-B2 · Feb 7, 2023 · US
Sodium layered oxides as cathode materials for sodium ion batteries and method of manufacturing the same
US-2022298024-A1 · Sep 22, 2022 · US
Hydrogen storage alloy for alkaline storage battery, alkaline storage battery using the same as negative electrode, and vehicle
US-2022190327-A1 · Jun 16, 2022 · US
Core-shell composite and method for producing same
US-2022135401-A1 · May 5, 2022 · US
AB5-BASED HYDROGEN STORAGE ALLOY, ELECTRODE FOR Ni-MH BATTERY, SECONDARY BATTERY, AND PREPARATION METHOD OF HYDROGEN STORAGE ALLOY
US-2022006070-A1 · Jan 6, 2022 · US
High pressure type hydride secondary battery
US-10923780-B2 · Feb 16, 2021 · US
Organosilicon-based electrolytes for long-life lithium primary batteries
US-10862163-B2 · Dec 8, 2020 · US
Nickel hydrogen secondary battery
US-10693194-B2 · Jun 23, 2020 · US
Nickel-metal hydride battery
US-10658660-B2 · May 19, 2020 · US
Alkaline secondary battery
US-2020136139-A1 · Apr 30, 2020 · US
Electrode composite, secondary battery, battery pack and vehicle
US-10446841-B2 · Oct 15, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M4/385?
- CPC H01M4/385 is the Cooperative Patent Classification code for “of the type LaNi5.”
- How many patents are filed under CPC H01M4/385 (of the type LaNi5)?
- Our database includes 55 publications tagged with this CPC code.
- Is patent activity under CPC H01M4/385 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).