- 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 9/1809 - Arrangement or mounting of grates or heating means for water heaters
Patent holdings for IPC class F24H 9/1809
Total number of patents in this class: 38
10-year publication summary
|
2
|
0
|
0
|
2
|
2
|
3
|
9
|
4
|
8
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Midea Group Co., Ltd. | 4856 |
4 |
| A.O. Smith Enterprises Ltd. | 55 |
3 |
| Rheem Manufacturing Company | 991 |
2 |
| Guangdong Midea White Home Appliance Technology Innovation Center Co. Ltd. | 327 |
2 |
| Midea Group (Shanghai) Co., Ltd. | 64 |
2 |
| Mitsubishi Electric Corporation | 47625 |
1 |
| 1026844 B.C. Ltd. | 4 |
1 |
| A.O. Smith (China) Water Heater Company, Ltd. | 33 |
1 |
| Bradford White Corporation | 206 |
1 |
| Coway Co., Ltd. | 767 |
1 |
| False Creek Welding Ltd. | 1 |
1 |
| Field Controls, LLC | 75 |
1 |
| Fulton Group N.A., Inc. | 50 |
1 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2028 |
1 |
| Hanon Systems | 2069 |
1 |
| Kyungdong Navien Co., Ltd. | 618 |
1 |
| Littelfuse, Inc. | 792 |
1 |
| Rinnai Corporation | 280 |
1 |
| Wuhu Midea Kitchen and Bath Appliances Mfg. Co., Ltd. | 218 |
1 |
| Jiangsu University of Science and Technology | 391 |
1 |
| Other owners | 10 |