Hot water supply device
US-11639799-B2 · May 2, 2023 · US
Water-storage heaters
Water-storage heaters · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F24H1/18 |
| Official title | Water-storage heaters |
| Display label | Water-storage heaters |
| Total patents | 77 |
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 | 5 |
| 2017 | 3 |
| 2018 | 10 |
| 2019 | 3 |
| 2020 | 7 |
| 2021 | 8 |
| 2022 | 16 |
| 2023 | 8 |
| 2024 | 5 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Connected dishwasher and water heater appliances
US-2023121850-A1 · Apr 20, 2023 · US
Controllers for burner appliances and methods thereof
US-11525575-B2 · Dec 13, 2022 · US
Gas furnace to produce heated air and optionally hot water via a bypass pipe
US-11499750-B2 · Nov 15, 2022 · US
Compact water heating and treatment system
US-2022349623-A1 · Nov 3, 2022 · US
Heat exchanger and manufacturing method thereof
US-2022307775-A1 · Sep 29, 2022 · US
Hot water supply device
US-2022260280-A1 · Aug 18, 2022 · US
Methods for detecting sensor faults in a consumer appliance
US-11402422-B2 · Aug 2, 2022 · US
Real-time heated water supply measurement systems for water heaters and methods thereto
US-2022221193-A1 · Jul 14, 2022 · US
Fluid heating device
US-11387119-B2 · Jul 12, 2022 · US
Setting value change device
US-11379109-B2 · Jul 5, 2022 · US
Hot water supply device
US-2022196253-A1 · Jun 23, 2022 · US
Water heating system
US-2022186981-A1 · Jun 16, 2022 · US
Compact water heating and treatment system
US-2022186472-A1 · Jun 16, 2022 · US
Real-time heated water supply measurement systems for water heaters and methods thereto
US-11293667-B2 · Apr 5, 2022 · US
Additively manufactured heaters for water system components
US-11274853-B2 · Mar 15, 2022 · US
Common control panel for water heaters
US-11272577-B2 · Mar 8, 2022 · US
Variable power water heater
US-11215381-B2 · Jan 4, 2022 · US
Real-time heated water supply measurement systems for water heaters and methods thereto
US-2021356172-A1 · Nov 18, 2021 · US
Methods for detecting sensor faults in a consumer appliance
US-2021325440-A1 · Oct 21, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F24H1/18?
- CPC F24H1/18 is the Cooperative Patent Classification code for “Water-storage heaters.”
- How many patents are filed under CPC F24H1/18 (Water-storage heaters)?
- Our database includes 77 publications tagged with this CPC code.
- Is patent activity under CPC F24H1/18 growing?
- Publication counts under this code: 5 in 2024 vs 5 in 2025 (latest complete years).