Flow battery stack with sensing chip
US-2015380754-A1 · Dec 31, 2015 · US
Grouping of fuel cells, e.g. stacking of fuel cells
Grouping of fuel cells, e.g. stacking of fuel cells · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M8/24 |
| Official title | Grouping of fuel cells, e.g. stacking of fuel cells |
| Display label | Grouping of fuel cells, e.g. stacking of fuel cells |
| Total patents | 680 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 102 |
| 2016 | 96 |
| 2017 | 77 |
| 2018 | 82 |
| 2019 | 86 |
| 2020 | 48 |
| 2021 | 35 |
| 2022 | 43 |
| 2023 | 41 |
| 2024 | 32 |
| 2025 | 32 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for controlling fuel cell device during power generation start by controlling power conditioner
US-9219283-B2 · Dec 22, 2015 · US
Apparatus for assembling fuel cell stack
US-2015364785-A1 · Dec 17, 2015 · US
Fuel cell system with interconnect
US-2015340712-A1 · Nov 26, 2015 · US
Method and apparatus for adjusting oxygen pressure of fuel cell system
US-2015333348-A1 · Nov 19, 2015 · US
Fuel cell module and method manufacturing the same
US-9184462-B2 · Nov 10, 2015 · US
Fuel cell stack with improved corrosion resistance
US-9172098-B2 · Oct 27, 2015 · US
Electrochemical device and method for controlling corrosion
US-2015288011-A1 · Oct 8, 2015 · US
Fuel cell hybrid system
US-2015283915-A1 · Oct 8, 2015 · US
Fuel cell fuel recycle ejectors disposed in fuel manifold
US-9147895-B2 · Sep 29, 2015 · US
Fuel cell vehicle
US-2015270562-A1 · Sep 24, 2015 · US
Scalable chemical reactor and method of operation thereof
US-2015259812-A1 · Sep 17, 2015 · US
Fluidic distribution system and related methods
US-9118042-B2 · Aug 25, 2015 · US
Method for manufacturing manifold for fuel cell
US-9118044-B2 · Aug 25, 2015 · US
Manufacturing method of fuel cell, fuel cell and fuel cell system
US-2015221966-A1 · Aug 6, 2015 · US
Fuel cell stack flow hood air flow using an air distribution device
US-9093674-B2 · Jul 28, 2015 · US
Fuel cell comprising a plurality of basic cells connected in series, and method for manufacturing same
US-9088041-B2 · Jul 21, 2015 · US
Fuel cell stack
US-2015188180-A1 · Jul 2, 2015 · US
Fuel cell
US-2015180054-A1 · Jun 25, 2015 · US
Fuel cell system and method of controlling the fuel cell system
US-2015180066-A1 · Jun 25, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M8/24?
- CPC H01M8/24 is the Cooperative Patent Classification code for “Grouping of fuel cells, e.g. stacking of fuel cells.”
- How many patents are filed under CPC H01M8/24 (Grouping of fuel cells, e.g. stacking of fuel cells)?
- Our database includes 680 publications tagged with this CPC code.
- Is patent activity under CPC H01M8/24 growing?
- Publication counts under this code: 32 in 2024 vs 32 in 2025 (latest complete years).