Zipped ion-exchange membrane
US-2022278346-A1 · Sep 1, 2022 · US
mechanical, e.g. pressing, puncturing
mechanical, e.g. pressing, puncturing · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M8/1093 |
| Official title | {mechanical, e.g. pressing, puncturing} |
| Display label | mechanical, e.g. pressing, puncturing |
| Total patents | 91 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 6 |
| 2017 | 6 |
| 2018 | 8 |
| 2019 | 8 |
| 2020 | 9 |
| 2021 | 13 |
| 2022 | 10 |
| 2023 | 11 |
| 2024 | 8 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Device and method for manufacturing membrane-electrode assembly of fuel cell
US-11335933-B2 · May 17, 2022 · US
Installation for assembling fuel cell membranes
US-11329305-B2 · May 10, 2022 · US
Method for manufacturing electrolyte membrane for fuel cells and electrolyte membrane manufactured by the same
US-11302950-B2 · Apr 12, 2022 · US
Method for Flattening Proton Exchange Membrane for Fuel Cell and Apparatus Therefor
US-2021367244-A1 · Nov 25, 2021 · US
Method for manufacturing polymer electrolyte membrane for fuel cells and polymer electrolyte membrane for fuel cells manufactured thereby
US-2021305612-A1 · Sep 30, 2021 · US
Pore-filled ion exchange polyelectrolyte composite membrane from which surface ion exchange polyelectrolyte has been removed and method for manufacturing same
US-2021237001-A1 · Aug 5, 2021 · US
Method of manufacturing electrolyte membrane for fuel cells having improved durability
US-2021184222-A1 · Jun 17, 2021 · US
Manufacturing device and manufacturing method of fuel cell component
US-11038188-B2 · Jun 15, 2021 · US
Electrolyte membrane for fuel cells and method of manufacturing the same
US-2021135266-A1 · May 6, 2021 · US
Method of manufacturing electrolyte membrane with high-durability for fuel cell
US-10971738-B2 · Apr 6, 2021 · US
Polymer electrolyte membrane for fuel cells and method for manufacturing the same
US-2021075049-A1 · Mar 11, 2021 · US
Humidifier, for Example for a Fuel Cell
US-2021075035-A1 · Mar 11, 2021 · US
Bilayer electrolyte membrane and a redox flow battery comprising a bilayer electrolyte membrane
US-2021075030-A1 · Mar 11, 2021 · US
Membrane electrode assembly for fuel cells and method of manufacturing the membrane electrode assembly for fuel cells
US-2021057765-A1 · Feb 25, 2021 · US
Press forming method and press forming apparatus for formed film of solid polymer electrolyte fuel cell
US-10926487-B2 · Feb 23, 2021 · US
Post-processing method for polymer electrolyte membrane
US-2021001577-A1 · Jan 7, 2021 · US
Membrane electrode assembly for fuel cells and method of manufacturing the membrane electrode assembly for fuel cells
US-10862139-B2 · Dec 8, 2020 · US
Humidifier, for example for a fuel cell
US-10840521-B2 · Nov 17, 2020 · US
Coaxial nanowire electrode
US-2020321626-A1 · Oct 8, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M8/1093?
- CPC H01M8/1093 is the Cooperative Patent Classification code for “mechanical, e.g. pressing, puncturing.”
- How many patents are filed under CPC H01M8/1093 (mechanical, e.g. pressing, puncturing)?
- Our database includes 91 publications tagged with this CPC code.
- Is patent activity under CPC H01M8/1093 growing?
- Publication counts under this code: 8 in 2024 vs 6 in 2025 (latest complete years).