- 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 9/18 - Arrangement or mounting of grates or heating means
Patent holdings for IPC class F24H 9/18
Total number of patents in this class: 664
10-year publication summary
|
67
|
57
|
55
|
93
|
100
|
81
|
75
|
58
|
8
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Wuhu Midea Kitchen and Bath Appliances Mfg. Co., Ltd. | 162 |
31 |
| Valeo Systemes Thermiques | 2471 |
30 |
| Kyungdong Navien Co., Ltd. | 566 |
26 |
| Midea Group Co., Ltd. | 4025 |
23 |
| Rheem Manufacturing Company | 861 |
19 |
| Eberspacher catem GmbH & Co. KG | 92 |
14 |
| Hanon Systems | 1632 |
12 |
| Rinnai Corporation | 204 |
12 |
| Noritz Corporation | 255 |
10 |
| MAHLE International GmbH | 2670 |
9 |
| A. o. Smith Corporation | 204 |
8 |
| Haier Smart Home Co., Ltd. | 4882 |
8 |
| GREE Electric Appliances, Inc. of Zhuhai | 3007 |
7 |
| Lennox Industries Inc. | 1088 |
7 |
| Webasto SE | 1025 |
7 |
| Intellihot, Inc. | 114 |
6 |
| I.R.C.A. S.p.A. Industria Resistenze Corazzate e Affini | 152 |
6 |
| Trane International Inc. | 1123 |
6 |
| BorgWarner Ludwigsburg GmbH | 109 |
5 |
| Coway Co., Ltd. | 649 |
5 |
| Other owners | 413 |