Fuel cell system and aircraft having an inerting system
US-2024379984-A1 · Nov 14, 2024 · US
using a compressor turbine assembly
using a compressor turbine assembly · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M8/04111 |
| Official title | using a compressor turbine assembly |
| Display label | using a compressor turbine assembly |
| Total patents | 807 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 35 |
| 2016 | 44 |
| 2017 | 49 |
| 2018 | 46 |
| 2019 | 69 |
| 2020 | 61 |
| 2021 | 65 |
| 2022 | 71 |
| 2023 | 117 |
| 2024 | 115 |
| 2025 | 99 |
| 2026 | 36 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Recirculation fan turbocharger assembly and fuel cell system
US-2024183308-A1 · Jun 6, 2024 · US
System, method and apparatus for hydrogen management
US-2024021852-A1 · Jan 18, 2024 · US
Fuel cell system
US-2016380284-A1 · Dec 29, 2016 · US
Systems for hybrid fuel cell power generation
US-2016365590-A1 · Dec 15, 2016 · US
Water recovery in a fuel cell system
US-2016359180-A1 · Dec 8, 2016 · US
Integrated electrical power and chemical production using fuel cells
US-2016351931-A1 · Dec 1, 2016 · US
Method for Purging a Fuel Cell and Device for Carrying Out Said Method
US-2016344047-A1 · Nov 24, 2016 · US
Integration of Molten Carbonate Fuel Cells in Fischer-Tropsch Synthesis
US-2016293985-A1 · Oct 6, 2016 · US
Integrated electrical power and chemical production using fuel cells
US-9455463-B2 · Sep 27, 2016 · US
Fuel cell system and method for stopping power generation in fuel cell system
US-9437886-B2 · Sep 6, 2016 · US
Integrated power generation and chemical production using fuel cells at a reduced electrical efficiency
US-9419295-B2 · Aug 16, 2016 · US
Method for Controlling Pressure
US-2016218383-A1 · Jul 28, 2016 · US
Open-loop system and method for fuel cell stack start-up with low-voltage source
US-2016181636-A1 · Jun 23, 2016 · US
Fuel cell system
US-2016164121-A1 · Jun 9, 2016 · US
Integration of molten carbonate fuel cells in a refinery setting
US-9362580-B2 · Jun 7, 2016 · US
Fuel cell system with waste heat recovery for production of high pressure steam
US-2016149233-A1 · May 26, 2016 · US
Fuel cell system and control method therefor
US-2016141656-A1 · May 19, 2016 · US
Integration of molten carbonate fuel cells for synthesis of nitrogen compounds
US-9343763-B2 · May 17, 2016 · US
Combined power generation system and unit, method, and program for controlling the same
US-2016126570-A1 · May 5, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M8/04111?
- CPC H01M8/04111 is the Cooperative Patent Classification code for “using a compressor turbine assembly.”
- How many patents are filed under CPC H01M8/04111 (using a compressor turbine assembly)?
- Our database includes 807 publications tagged with this CPC code.
- Is patent activity under CPC H01M8/04111 growing?
- Publication counts under this code: 115 in 2024 vs 99 in 2025 (latest complete years).