Solid oxide fuel cell system
US-10115985-B2 · Oct 30, 2018 · US
Grouping by arranging unit cells on a surface of any form, e.g. planar or tubular
Grouping by arranging unit cells on a surface of any form, e.g. planar or tubular · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M8/2428 |
| Official title | Grouping by arranging unit cells on a surface of any form, e.g. planar or tubular |
| Display label | Grouping by arranging unit cells on a surface of any form, e.g. planar or tubular |
| Total patents | 159 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 21 |
| 2017 | 14 |
| 2018 | 13 |
| 2019 | 19 |
| 2020 | 19 |
| 2021 | 13 |
| 2022 | 21 |
| 2023 | 10 |
| 2024 | 6 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Co-casting process for solid oxide reactor fabrication
US-2018287178-A1 · Oct 4, 2018 · US
Fuel cell
US-10069152-B2 · Sep 4, 2018 · US
Fuel cell system with interconnect
US-10050285-B2 · Aug 14, 2018 · US
Cell stack device, module, and module housing device
US-10038209-B2 · Jul 31, 2018 · US
Fuel cell system with interconnect
US-10026972-B2 · Jul 17, 2018 · US
Fuel cell system with interconnect
US-2018138523-A1 · May 17, 2018 · US
Fuel cell
US-9954232-B2 · Apr 24, 2018 · US
Fuel cell system with interconnect
US-9843054-B2 · Dec 12, 2017 · US
High-temperature fuel cell system
US-2017338506-A1 · Nov 23, 2017 · US
Conductive member, cell stack, electrochemical module, and electrochemical device
US-9786927-B2 · Oct 10, 2017 · US
Rechargeable carbon-oxygen battery
US-9780424-B2 · Oct 3, 2017 · US
Solid oxide fuel cell device
US-9780391-B2 · Oct 3, 2017 · US
Electrically conductive member, cell stack device, module, module housing device, and method for manufacturing electrically conductive member
US-2017237076-A1 · Aug 17, 2017 · US
High-temperature polymer electrolyte membrane fuel cell stack having independent cooling plate and method of producing the same
US-2017237087-A1 · Aug 17, 2017 · US
Cell, cell stack device, module and module-containing device
US-2017222248-A1 · Aug 3, 2017 · US
Cell, cell stack device, module, and module storage device
US-2017207473-A1 · Jul 20, 2017 · US
Fuel cell stack column including stress-relief components
US-2017104233-A1 · Apr 13, 2017 · US
Fuel cell system with interconnect
US-2017062844-A1 · Mar 2, 2017 · US
Fuel cell stack
US-2017062864-A1 · Mar 2, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M8/2428?
- CPC H01M8/2428 is the Cooperative Patent Classification code for “Grouping by arranging unit cells on a surface of any form, e.g. planar or tubular.”
- How many patents are filed under CPC H01M8/2428 (Grouping by arranging unit cells on a surface of any form, e.g. planar or tubular)?
- Our database includes 159 publications tagged with this CPC code.
- Is patent activity under CPC H01M8/2428 growing?
- Publication counts under this code: 6 in 2024 vs 6 in 2025 (latest complete years).