Electrochemical Cell Unit with Improved Separator Plate
US-2024396058-A1 · Nov 28, 2024 · US
based on inorganic materials
based on inorganic materials · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C25B13/05 |
| Official title | based on inorganic materials |
| Display label | based on inorganic materials |
| Total patents | 130 |
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 | 2 |
| 2016 | 3 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 4 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 14 |
| 2024 | 28 |
| 2025 | 44 |
| 2026 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electrolysis cell and electrolysis device
US-2024360565-A1 · Oct 31, 2024 · US
Component for an electrochemical cell, redox flow cell, and electrolyser
US-2024322192-A1 · Sep 26, 2024 · US
Membrane electrode assembly for polymer electrolyte membrane water electrolysis and water electrolyzer
US-2024279824-A1 · Aug 22, 2024 · US
Electrolyte membrane laminate, electrolyte membrane equipped with catalyst layer, membrane electrode conjugate, hydrolysis-type hydrogen generation device, and method for producing electrolyte membrane equipped with catalyst layer
US-2024263329-A1 · Aug 8, 2024 · US
Separator plate, and die pair and method for producing such a separator plate
US-2024218540-A1 · Jul 4, 2024 · US
Stirring-free scalable electrosynthesis enabled by alternating current
US-2024167176-A1 · May 23, 2024 · US
Manufacturing method for electrolyte membrane including noble metal particles, electrolyte membrane including noble metal particles, membrane electrode assembly, electrochemical cell, stack, and electrolyzer
US-2024102190-A1 · Mar 28, 2024 · US
Water electrolyzer
US-2024093383-A1 · Mar 21, 2024 · US
Microporous asymmetric organic/inorganic composite membrane
US-2024068116-A1 · Feb 29, 2024 · US
Air-purifying, self-regenerative carbon dioxide converter based on quantum imprinted nanomaterials
US-2024044020-A1 · Feb 8, 2024 · US
Ammonium Borophosphate as a Proton Conducting Solid Electrolyte for Solid Acid Fuel Cells
US-2023420717-A1 · Dec 28, 2023 · US
Fuel electrode and electrochemical cell
US-2023395813-A1 · Dec 7, 2023 · US
Solid acid electrochemical cells for the production of hydrogen
US-2023366109-A1 · Nov 16, 2023 · US
A Manufacturing Method for a Reinforced Separator
US-2023356440-A1 · Nov 9, 2023 · US
Anode-side separator and water electrolyzer
US-2023295820-A1 · Sep 21, 2023 · US
Dissociation and recombination catalyst layers for reverse and forward-bias bipolar membranes
US-2023264148-A1 · Aug 24, 2023 · US
Anode separator for use in electrochemical hydrogen pump and electrochemical hydrogen pump
US-2023227990-A1 · Jul 20, 2023 · US
Methods for producing syngas from H2S and CO2 in an electrochemical cell
US-2023212761-A1 · Jul 6, 2023 · US
Electrolysis Cell Unit, Electrolysis Cell Device, Hydrocarbon Production System, and Production Method and Use Method of Electrolysis Cell Unit
US-2023160079-A1 · May 25, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C25B13/05?
- CPC C25B13/05 is the Cooperative Patent Classification code for “based on inorganic materials.”
- How many patents are filed under CPC C25B13/05 (based on inorganic materials)?
- Our database includes 130 publications tagged with this CPC code.
- Is patent activity under CPC C25B13/05 growing?
- Publication counts under this code: 28 in 2024 vs 44 in 2025 (latest complete years).