- 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 1/46 - Water heaters having plural combustion chambers
Patent holdings for IPC class F24H 1/46
Total number of patents in this class: 24
10-year publication summary
|
2
|
0
|
2
|
1
|
0
|
1
|
0
|
4
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0
|
0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Noritz Corporation | 282 |
3 |
| Laars Heating Systems Company | 15 |
2 |
| Midea Group Co., Ltd. | 4618 |
2 |
| Wuhu Midea Kitchen and Bath Appliances Mfg. Co., Ltd. | 170 |
2 |
| AIC S.A. | 49 |
1 |
| Bekaert Combustion Technology B.V. | 67 |
1 |
| Giannoni France | 15 |
1 |
| Kiturami Boiler Co., Ltd. | 10 |
1 |
| Kyungdong Navien Co., Ltd. | 618 |
1 |
| Microgen Engine Corporation Holding B.V. | 8 |
1 |
| Rheem Manufacturing Company | 990 |
1 |
| Rinnai America Corporation | 98 |
1 |
| Zenex Technologies Limited | 1 |
1 |
| EXEL 2 S.r.l. | 1 |
1 |
| HRABĚ, František | 1 |
1 |
| KRAJČOVÁ, Renata | 1 |
1 |
| Metalerg Społka z ograniczoną odpowiedzialnością Spółka komandytowa | 2 |
1 |
| Langfang Jinhua Boiler Co., Ltd. | 3 |
1 |
| Paloma Rheem Holdings Co., Ltd. | 32 |
1 |
| Other owners | 0 |