- 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 3/00 - Air heaters
Patent holdings for IPC class F24H 3/00
Total number of patents in this class: 389
10-year publication summary
|
53
|
28
|
26
|
32
|
29
|
37
|
37
|
26
|
23
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lennox Industries Inc. | 1131 |
14 |
| Rheem Manufacturing Company | 990 |
13 |
| Lancey Energy Storage | 21 |
13 |
| Trane International Inc. | 1196 |
9 |
| I.R.C.A. S.p.A. Industria Resistenze Corazzate e Affini | 171 |
8 |
| Valeo Systemes Thermiques | 2744 |
8 |
| Carrier Corporation | 4303 |
7 |
| Denso Corporation | 24588 |
6 |
| Daikin Industries, Ltd. | 10112 |
6 |
| SPG Dry Cooling USA LLC | 16 |
6 |
| Kanthal GmbH | 11 |
5 |
| Coprecitec, S.L. | 36 |
4 |
| Zehnder Group International AG | 391 |
4 |
| Daikin Manufacturing Company, L.P. | 19 |
4 |
| Kleen Hy-dro-gen Inc. | 8 |
4 |
| Enerco Group, Inc. | 123 |
3 |
| Modine Manufacturing Company | 308 |
3 |
| Sandvik Materials Technology Deutschland GmbH | 59 |
3 |
| Stego-Holding GmbH | 103 |
3 |
| Travis Industries, Inc. | 38 |
3 |
| Other owners | 263 |