Thermal management system for fuel cell vehicle and control method thereof
US-2021384534-A1 · Dec 9, 2021 · US
of the coolant
of the coolant · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M8/04417 |
| Official title | {of the coolant} |
| Display label | of the coolant |
| Total patents | 140 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 4 |
| 2017 | 12 |
| 2018 | 6 |
| 2019 | 14 |
| 2020 | 12 |
| 2021 | 18 |
| 2022 | 18 |
| 2023 | 20 |
| 2024 | 11 |
| 2025 | 18 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Energy regeneration in fuel cell-powered datacenter with thermoelectric generators
US-2021126179-A1 · Apr 29, 2021 · US
Aircraft fuel cells system
US-2021098805-A1 · Apr 1, 2021 · US
Fuel cell system, control apparatus, and control method
US-2021075046-A1 · Mar 11, 2021 · US
Inspection method of fuel cell and inspection system thereof
US-10930954-B2 · Feb 23, 2021 · US
Coolant injection controller
US-10923738-B2 · Feb 16, 2021 · US
Fuel cell
US-2021013528-A1 · Jan 14, 2021 · US
Fuel cell system
US-2020403256-A1 · Dec 24, 2020 · US
Locally engineered pem cells components with optimized operation for improved durability
US-2020403249-A1 · Dec 24, 2020 · US
Fuel cell system
US-10873094-B2 · Dec 22, 2020 · US
Coolant purification
US-10854896-B2 · Dec 1, 2020 · US
Coolant purification
US-2020321636-A1 · Oct 8, 2020 · US
Device intended to generate electricity from a planar fuel cell cooled by air flow
US-10763522-B2 · Sep 1, 2020 · US
Electrochemical cell and method of operation
US-10749195-B2 · Aug 18, 2020 · US
Cooling module for a fuel cell system and method of detecting flowable coolant in a fuel cell system
US-2020251754-A1 · Aug 6, 2020 · US
Apparatus for inspecting stack assembly
US-2020243883-A1 · Jul 30, 2020 · US
Fuel cell system and refrigerant flow rate estimation method for the same
US-2020235412-A1 · Jul 23, 2020 · US
Coolant purification
US-10693155-B2 · Jun 23, 2020 · US
Fuel cell system
US-2020168926-A1 · May 28, 2020 · US
Closed loop control for fuel cell water management
US-2019393526-A1 · Dec 26, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M8/04417?
- CPC H01M8/04417 is the Cooperative Patent Classification code for “of the coolant.”
- How many patents are filed under CPC H01M8/04417 (of the coolant)?
- Our database includes 140 publications tagged with this CPC code.
- Is patent activity under CPC H01M8/04417 growing?
- Publication counts under this code: 11 in 2024 vs 18 in 2025 (latest complete years).