- 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 15/335 - Control of pumps, e.g. on-off control
Patent holdings for IPC class F24H 15/335
Total number of patents in this class: 55
10-year publication summary
|
0
|
1
|
2
|
2
|
2
|
2
|
11
|
10
|
11
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Octopus Energy Heating Limited | 52 |
6 |
| Rinnai America Corporation | 96 |
4 |
| Rinnai Corporation | 282 |
4 |
| Truma Gerätetechnik GmbH & Co. KG | 287 |
4 |
| Kyungdong Navien Co., Ltd. | 643 |
3 |
| Laars Heating Systems Company | 17 |
3 |
| A.O. Smith Corporation | 130 |
2 |
| Diversified Heat Transfer, Inc. | 2 |
2 |
| Carnot Labs, Inc. | 7 |
2 |
| A. o. Smith Corporation | 218 |
1 |
| CBC Co., Ltd. | 29 |
1 |
| Coway Co., Ltd. | 788 |
1 |
| Danieli & C. Officine Meccaniche S.p.A. | 720 |
1 |
| Disco Corporation | 1957 |
1 |
| E.ON Sverige Aktiebolag | 84 |
1 |
| Haier US Appliance Solutions, Inc. | 4031 |
1 |
| Hephzibah Co., Ltd. | 20 |
1 |
| Innova S.r.l. | 24 |
1 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2831 |
1 |
| Lippert Components, Inc. | 218 |
1 |
| Other owners | 14 |