- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24D - Domestic- or space-heating systems, e.g. central heating systemsdomestic hot-water supply systemselements or components therefor
- F24D 15/04 - Other domestic- or space-heating systems using heat pumps
Patent holdings for IPC class F24D 15/04
Total number of patents in this class: 135
10-year publication summary
|
17
|
14
|
12
|
7
|
6
|
7
|
12
|
13
|
10
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rheem Manufacturing Company | 929 |
9 |
| Mitsubishi Electric Corporation | 44904 |
7 |
| sens Geoenergy Storage AB | 7 |
5 |
| Carrier Corporation | 4451 |
4 |
| Pentair Water Pool and Spa, Inc. | 448 |
4 |
| Daikin Industries, Ltd. | 9851 |
3 |
| Haier US Appliance Solutions, Inc. | 3381 |
3 |
| Trane International Inc. | 1154 |
3 |
| IMBY Energy, Inc. | 6 |
3 |
| LG Electronics Inc. | 71074 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 29800 |
2 |
| Johnson Controls Technology Company | 1478 |
2 |
| Cendori Co., Ltd. | 17 |
2 |
| Daikin Applied Americas Inc. | 82 |
2 |
| Electromotion Energy Corporation | 3 |
2 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 547 |
2 |
| Innocorps Research Corporation | 6 |
2 |
| Intellihot Green Technologies, Inc. | 4 |
2 |
| Kyungdong Navien Co., Ltd. | 593 |
2 |
| Lennox Industries Inc. | 1101 |
2 |
| Other owners | 72 |