- 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 1/18 - Water-storage heaters
Patent holdings for IPC class F24H 1/18
Total number of patents in this class: 810
10-year publication summary
|
67
|
79
|
68
|
63
|
75
|
68
|
48
|
50
|
65
|
53
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48048 |
90 |
| Rheem Manufacturing Company | 1020 |
49 |
| Daikin Industries, Ltd. | 10504 |
48 |
| Haier US Appliance Solutions, Inc. | 4041 |
21 |
| A. o. Smith Enterprises Ltd. | 34 |
16 |
| Panasonic Corporation | 18962 |
15 |
| A.O. Smith Corporation | 129 |
15 |
| LG Electronics Inc. | 75818 |
14 |
| A. o. Smith Corporation | 218 |
14 |
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
13 |
| Rinnai Corporation | 284 |
13 |
| Rheem Australia Pty Limited | 53 |
12 |
| Resideo LLC | 1184 |
12 |
| Sanden Corporation | 1031 |
11 |
| Wuhu Midea Kitchen and Bath Appliances Mfg. Co., Ltd. | 242 |
10 |
| A.O. Smith Enterprises Ltd. | 55 |
9 |
| Kyungdong Navien Co., Ltd. | 642 |
9 |
| Bradford White Corporation | 275 |
8 |
| Noritz Corporation | 290 |
7 |
| Sharp Kabushiki Kaisha | 18523 |
7 |
| Other owners | 417 |