- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24D - Domestic- or space-heating systems, e.g. central heating systems; domestic hot-water supply systems; elements or components therefor
- F24D 11/02 - Central heating systems using heat accumulated in storage masses using heat pumps
Patent holdings for IPC class F24D 11/02
Total number of patents in this class: 332
10-year publication summary
|
34
|
23
|
18
|
43
|
30
|
22
|
27
|
32
|
25
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
11 |
| LG Electronics Inc. | 69257 |
8 |
| Daikin Industries, Ltd. | 9495 |
8 |
| E.ON Sverige Aktiebolag | 87 |
7 |
| Rheem Manufacturing Company | 861 |
7 |
| Watlow Electric Manufacturing Company | 569 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
5 |
| BDR Thermea Group B.V. | 83 |
5 |
| Racool, L.L.C. | 6 |
5 |
| Octopus Energy Group Limited | 79 |
5 |
| Carrier Corporation | 4759 |
4 |
| Lennox Industries Inc. | 1088 |
4 |
| sens Geoenergy Storage AB | 8 |
4 |
| Colipu A/S | 5 |
4 |
| Quantitative Heat Oy | 9 |
4 |
| Daikin Europe N.v. | 171 |
3 |
| Basic Holdings | 80 |
3 |
| Flint Engineering Limited | 10 |
3 |
| Korea Institute of Energy Research | 803 |
3 |
| Other Lab, LLC | 66 |
3 |
| Other owners | 229 |