Fuel cell device
US-9225047-B2 · Dec 29, 2015 · US
Electricity
Electricity · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M8/2425 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 616 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 87 |
| 2016 | 80 |
| 2017 | 59 |
| 2018 | 78 |
| 2019 | 71 |
| 2020 | 60 |
| 2021 | 33 |
| 2022 | 37 |
| 2023 | 38 |
| 2024 | 34 |
| 2025 | 29 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Solid oxide fuel cell device
US-9214690-B2 · Dec 15, 2015 · US
Fuel cell system with interconnect
US-2015340712-A1 · Nov 26, 2015 · US
Fuel cell interconnect heat treatment method
US-9196909-B2 · Nov 24, 2015 · US
Fuel cell module
US-9190684-B2 · Nov 17, 2015 · US
Modular fuel cell system
US-9190693-B2 · Nov 17, 2015 · US
Fuel cell
US-9166244-B2 · Oct 20, 2015 · US
Increasing thermal dissipation of fuel cell stacks under partial electrical load
US-9166246-B2 · Oct 20, 2015 · US
Compact design of Solid Oxide Fuel Cell power generation system
US-2015295253-A1 · Oct 15, 2015 · US
Fuel cell bundle and fuel cell module comprising same
US-9160027-B2 · Oct 13, 2015 · US
Functional layer for high-temperature fuel cells and method for production
US-9153824-B2 · Oct 6, 2015 · US
Fuel cell system with interconnect
US-9147888-B2 · Sep 29, 2015 · US
Solid oxide fuel cell device and method for manufacturing same
US-2015255805-A1 · Sep 10, 2015 · US
Fuel cell stack
US-9123946-B2 · Sep 1, 2015 · US
Solid oxide fuel cell apparatus
US-9123936-B2 · Sep 1, 2015 · US
Flat tubular or plate type solid oxide fuel cell
US-9123917-B2 · Sep 1, 2015 · US
Fuel cell with electrolyte electrode assembly projections forming reactant gas channel
US-9123945-B2 · Sep 1, 2015 · US
Engine systems and methods of operating an engine
US-9118048-B2 · Aug 25, 2015 · US
System and Method for Fuel Cell Degradation Management
US-2015236365-A1 · Aug 20, 2015 · US
Solid oxide fuel cell stack modular structure
US-9112218-B2 · Aug 18, 2015 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M8/2425?
- CPC H01M8/2425 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01M8/2425 (Electricity)?
- Our database includes 616 publications tagged with this CPC code.
- Is patent activity under CPC H01M8/2425 growing?
- Publication counts under this code: 34 in 2024 vs 29 in 2025 (latest complete years).