Method for producing porous metal body and method for producing electrode catalyst
US-10873091-B2 · Dec 22, 2020 · US
Vapour deposition
Vapour deposition · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M4/8867 |
| Official title | {Vapour deposition} |
| Display label | Vapour deposition |
| Total patents | 115 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 6 |
| 2017 | 14 |
| 2018 | 5 |
| 2019 | 10 |
| 2020 | 10 |
| 2021 | 6 |
| 2022 | 14 |
| 2023 | 6 |
| 2024 | 12 |
| 2025 | 11 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fuel cell, fuel cell manufacturing method, and catalyst electrode
US-2020365925-A1 · Nov 19, 2020 · US
Solid oxide electrolyte materials for electrochemical cells
US-2020350595-A1 · Nov 5, 2020 · US
Supported catalyst material for a fuel cell
US-10790515-B2 · Sep 29, 2020 · US
Fuel cell oxidation reduction reaction catalyst
US-10727496-B2 · Jul 28, 2020 · US
Current collector-catalyst monolithic three-dimensional nanofiber network for Li-air batteries and manufacturing method thereof
US-10714759-B2 · Jul 14, 2020 · US
Electrochemical catalysts with enhanced catalytic activity
US-2020127300-A1 · Apr 23, 2020 · US
Ceramic composite for fuel cell anode and method for preparing the same
US-2020119366-A1 · Apr 16, 2020 · US
Electrocatalyst structures for an electrode
US-2019379057-A1 · Dec 12, 2019 · US
Positive electrode of lithium-air battery having side reaction prevention film to which metal catalyst is partially introduced, lithium-air battery having same, and manufacturing method therefor
US-10505203-B2 · Dec 10, 2019 · US
Non-noble element catalysts and methods for making
US-2019336943-A1 · Nov 7, 2019 · US
Non-noble element catalysts and methods for making
US-10391475-B2 · Aug 27, 2019 · US
Method for producing porous metal body and method for producing electrode catalyst
US-2019198884-A1 · Jun 27, 2019 · US
Method for producing a supported catalyst material for a fuel cell
US-2019157686-A1 · May 23, 2019 · US
Flexible and implantable glucose fuel cell
US-10297835-B2 · May 21, 2019 · US
Multilayer structure incorporating a mat of carbon nanotubes as diffusion layer in a pemfc
US-2019123359-A1 · Apr 25, 2019 · US
Thin-film catalyst with enhanced catalyst-support interactions
US-2019109330-A1 · Apr 11, 2019 · US
Positive electrode for metal-air battery, metal-air battery including the same, and method of manufacturing carbon nanotube thin film
US-2019036186-A1 · Jan 31, 2019 · US
Corrosion-resistant catalyst
US-10164265-B2 · Dec 25, 2018 · US
Metal-doped graphene and growth method of the same
US-10079392-B2 · Sep 18, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M4/8867?
- CPC H01M4/8867 is the Cooperative Patent Classification code for “Vapour deposition.”
- How many patents are filed under CPC H01M4/8867 (Vapour deposition)?
- Our database includes 115 publications tagged with this CPC code.
- Is patent activity under CPC H01M4/8867 growing?
- Publication counts under this code: 12 in 2024 vs 11 in 2025 (latest complete years).