- 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 5/12 - Hot-air central heating systems; Exhaust-gas central heating systems using heat pumps
Patent holdings for IPC class F24D 5/12
Total number of patents in this class: 97
10-year publication summary
13
|
9
|
6
|
13
|
13
|
7
|
11
|
5
|
6
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rheem Manufacturing Company | 861 |
9 |
Daikin Industries, Ltd. | 9495 |
6 |
Mitsubishi Electric Corporation | 43934 |
5 |
Google LLC | 38759 |
5 |
Nortek Air Solutions Canada, Inc. | 114 |
4 |
Carrier Corporation | 4759 |
3 |
Lennox Industries Inc. | 1088 |
3 |
Johnson Controls Tyco IP Holdings LLP | 1584 |
3 |
LG Electronics Inc. | 69257 |
2 |
E.ON Sverige Aktiebolag | 87 |
2 |
Trane International Inc. | 1123 |
2 |
WaterFurnace International, Inc. | 98 |
2 |
Ecoer Inc. | 16 |
2 |
Emersub CVIII, Inc. | 79 |
2 |
Copeland LP | 656 |
2 |
Samsung Electronics Co., Ltd. | 131630 |
1 |
Panasonic Corporation | 20786 |
1 |
Industrial Technology Research Institute | 4898 |
1 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
Atlas L.C. Heating & A/C | 1 |
1 |
Other owners | 40 |