- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24H - Fluid heaters, e.g. water or air heaters, having heat-generating means, e.g. heat pumps, in general
- F24H 1/52 - Water heaters for central heating incorporating heaters for domestic water incorporating heat exchangers for domestic water
Patent holdings for IPC class F24H 1/52
Total number of patents in this class: 112
10-year publication summary
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5
|
7
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11
|
12
|
10
|
9
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6
|
4
|
10
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Noritz Corporation | 290 |
13 |
| Kyungdong Navien Co., Ltd. | 643 |
11 |
| Intellihot, Inc. | 128 |
7 |
| Rinnai Corporation | 282 |
6 |
| Rheem Manufacturing Company | 1018 |
5 |
| Giannoni France | 15 |
4 |
| Enginuity Power Systems, Inc. | 42 |
4 |
| A. o. Smith Enterprises Ltd. | 34 |
3 |
| Midea Group Co., Ltd. | 4979 |
3 |
| Wuhu Midea Kitchen and Bath Appliances Mfg. Co., Ltd. | 240 |
3 |
| Daikin Industries, Ltd. | 10478 |
2 |
| Daikin Europe N.v. | 218 |
2 |
| Bradford White Corporation | 275 |
2 |
| Fontecal S.p.A. | 2 |
2 |
| Haier US Appliance Solutions, Inc. | 4031 |
2 |
| Laars Heating Systems Company | 17 |
2 |
| Osaka Gas Co., Ltd. | 314 |
2 |
| Bosch Termoteknik Isitma ve Klima Sanayi Ticaret Anonim Sirketi | 2 |
2 |
| A. o. Smith (China) Water Heater Company Ltd. | 11 |
1 |
| AIC S.A. | 52 |
1 |
| Other owners | 35 |