- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24H - Fluid heaters, e.g. water or air heaters, having heat-generating means, e.g. heat pumps, in general
- F24H 4/04 - Storage heaters
Patent holdings for IPC class F24H 4/04
Total number of patents in this class: 239
10-year publication summary
20
|
25
|
11
|
28
|
16
|
17
|
22
|
33
|
28
|
19
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rheem Manufacturing Company | 861 |
30 |
Mitsubishi Electric Corporation | 43934 |
22 |
Haier US Appliance Solutions, Inc. | 3178 |
21 |
BDR Thermea Group B.V. | 83 |
10 |
Carrier Corporation | 4759 |
6 |
Intellihot, Inc. | 114 |
5 |
LG Electronics Inc. | 69257 |
4 |
Mixergy Ltd | 19 |
4 |
Octopus Energy Group Limited | 79 |
4 |
Octopus Energy Heating Limited | 19 |
4 |
General Electric Company | 18133 |
3 |
A.O. Smith Corporation | 128 |
3 |
Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd. | 134 |
3 |
Stiebel ELTRON GmbH & Co. KG | 93 |
3 |
Haier Smart Home Co., Ltd. | 4882 |
3 |
Robert Bosch GmbH | 40953 |
2 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
Daikin Industries, Ltd. | 9495 |
2 |
A. o. Smith Corporation | 204 |
2 |
Aldes Aeraulique | 48 |
2 |
Other owners | 104 |