- 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 4/02 - Water heaters
Patent holdings for IPC class F24H 4/02
Total number of patents in this class: 459
10-year publication summary
|
17
|
27
|
54
|
34
|
36
|
33
|
48
|
34
|
54
|
56
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46590 |
93 |
| Daikin Industries, Ltd. | 10111 |
29 |
| Rheem Manufacturing Company | 990 |
28 |
| BDR Thermea Group B.V. | 158 |
22 |
| Midea Group Co., Ltd. | 4618 |
21 |
| LG Electronics Inc. | 73690 |
14 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1867 |
11 |
| GREE Electric Appliances, Inc. of Zhuhai | 3252 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 32105 |
8 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 665 |
8 |
| Haier Smart Home Co., Ltd. | 5495 |
7 |
| Carrier Corporation | 4299 |
5 |
| Miura Co., Ltd. | 291 |
5 |
| Hisense (Guangdong) Air Conditioning Co., Ltd. | 94 |
5 |
| Kurita Water Industries Ltd. | 1209 |
4 |
| Pentair Water Pool and Spa, Inc. | 444 |
4 |
| Toshiba Carrier Corporation | 493 |
4 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1872 |
4 |
| Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 276 |
4 |
| Hisense Homeappliances Group Co., Ltd. | 40 |
4 |
| Other owners | 169 |