- 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 15/421 - Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based using pre-stored data
Patent holdings for IPC class F24H 15/421
Total number of patents in this class: 72
10-year publication summary
|
1
|
0
|
0
|
0
|
2
|
3
|
6
|
13
|
27
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rheem Manufacturing Company | 970 |
9 |
| Midea Group Co., Ltd. | 4484 |
5 |
| Wuhu Midea Kitchen and Bath Appliances Mfg. Co., Ltd. | 169 |
3 |
| Wuhu Midea Smart Kitchen Appliance Manufacturing Co., Ltd. | 101 |
3 |
| Société des Produits Nestlé S.A. | 9208 |
2 |
| A. o. Smith Corporation | 213 |
2 |
| A.O. Smith (China) Water Heater Company, Ltd. | 32 |
2 |
| Energy Environmental Corporation | 14 |
2 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1797 |
2 |
| State Farm Mutual Automobile Insurance Company | 3066 |
2 |
| Watlow Electric Manufacturing Company | 577 |
2 |
| Ademco Inc. | 1251 |
2 |
| Tepeo Ltd | 7 |
2 |
| Copeland Comfort Control LP | 273 |
2 |
| Johnson Controls Light Commercial IP GmbH | 306 |
2 |
| Carrier Corporation | 4356 |
1 |
| Tsinghua University | 5840 |
1 |
| BDR Thermea Group B.V. | 138 |
1 |
| Cruiser Accessories, LLC | 180 |
1 |
| Emmeti S.p.A. | 19 |
1 |
| Other owners | 25 |