- 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 9/20 - Arrangement or mounting of control or safety devices
Patent holdings for IPC class F24H 9/20
Total number of patents in this class: 1989
10-year publication summary
|
172
|
202
|
218
|
199
|
204
|
222
|
177
|
111
|
144
|
73
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rheem Manufacturing Company | 980 |
140 |
| Kyungdong Navien Co., Ltd. | 616 |
71 |
| Haier US Appliance Solutions, Inc. | 3602 |
52 |
| Wuhu Midea Kitchen and Bath Appliances Mfg. Co., Ltd. | 170 |
44 |
| A. o. Smith Corporation | 214 |
42 |
| Midea Group Co., Ltd. | 4542 |
42 |
| Resideo LLC | 1166 |
40 |
| Noritz Corporation | 276 |
38 |
| Copeland Comfort Control LP | 280 |
34 |
| Haier Smart Home Co., Ltd. | 5452 |
32 |
| Lennox Industries Inc. | 1121 |
27 |
| Mitsubishi Electric Corporation | 46037 |
25 |
| Valeo Systemes Thermiques | 2730 |
25 |
| Rinnai Corporation | 243 |
24 |
| LG Electronics Inc. | 72962 |
22 |
| A. o. Smith Enterprises Ltd. | 35 |
17 |
| Rheem Australia Pty Limited | 59 |
17 |
| Wuhu Midea Smart Kitchen Appliance Manufacturing Co., Ltd. | 114 |
17 |
| GREE Electric Appliances, Inc. of Zhuhai | 3242 |
15 |
| Stiebel ELTRON GmbH & Co. KG | 96 |
15 |
| Other owners | 1250 |