Hybrid redox fuel cell system
US-2024282995-A1 · Aug 22, 2024 · US
Concentration measuring cells
Concentration measuring 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 | H01M8/04194 |
| Official title | {Concentration measuring cells} |
| Display label | Concentration measuring cells |
| Total patents | 31 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hybrid redox fuel cell system
US-11996597-B2 · May 28, 2024 · US
Apparatus and method for determining state of charge in a redox flow battery via limiting currents
US-2024113313-A1 · Apr 4, 2024 · US
Inline sensors for electrolyte precipitation detection in redox flow battery system
US-2024097172-A1 · Mar 21, 2024 · US
Apparatus and method for determining state of charge in a redox flow battery via limiting currents
US-11929528-B2 · Mar 12, 2024 · US
Redox flow battery
US-11777120-B2 · Oct 3, 2023 · US
Cell for electrochemically determining active species concentrations in redox flow batteries
US-2023131299-A1 · Apr 27, 2023 · US
Hybrid redox fuel cell system
US-2023105427-A1 · Apr 6, 2023 · US
Cell for electrochemically determining active species concentrations in redox flow batteries
US-11539061-B2 · Dec 27, 2022 · US
Auxiliary electrode mediated membrane-free redox electrochemical cell for energy storage
US-11411231-B2 · Aug 9, 2022 · US
Redox flow battery
US-2022140371-A1 · May 5, 2022 · US
Redox flow battery, electrical quantity measurement system, and electrical quantity measurement method
US-11005111-B2 · May 11, 2021 · US
Auxiliary electrode mediated membrane-free redox electrochemical cell for energy storage
US-2021098804-A1 · Apr 1, 2021 · US
Apparatus and method for determining state of charge in a redox flow battery via limiting currents
US-2020381751-A1 · Dec 3, 2020 · US
Apparatus and method for determining state of charge in a redox flow battery via limiting currents
US-10833340-B2 · Nov 10, 2020 · US
Cell for electrochemically determining active species concentrations in redox flow batteries
US-2020328435-A1 · Oct 15, 2020 · US
Redox flow battery, electrical quantity measurement system, and electrical quantity measurement method
US-2019165384-A1 · May 30, 2019 · US
Operational control of fuel cells
US-10211470-B2 · Feb 19, 2019 · US
Accelerated lifetime test device for redox flow battery
US-10162011-B2 · Dec 25, 2018 · US
Fuel cell supply including information storage device and control system
US-10090547-B2 · Oct 2, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M8/04194?
- CPC H01M8/04194 is the Cooperative Patent Classification code for “Concentration measuring cells.”
- How many patents are filed under CPC H01M8/04194 (Concentration measuring cells)?
- Our database includes 31 publications tagged with this CPC code.
- Is patent activity under CPC H01M8/04194 growing?
- Publication counts under this code: 3 in 2023 vs 5 in 2024 (latest complete years).