- 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 1/40 - Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water tube or tubes
Patent holdings for IPC class F24H 1/40
Total number of patents in this class: 109
10-year publication summary
|
6
|
26
|
18
|
8
|
5
|
3
|
5
|
7
|
2
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyungdong Navien Co., Ltd. | 604 |
25 |
| Rinnai Corporation | 240 |
7 |
| Uop LLC | 4216 |
6 |
| Noritz Corporation | 270 |
6 |
| Rheem Manufacturing Company | 975 |
4 |
| Sermeta | 33 |
4 |
| A. o. Smith Corporation | 214 |
3 |
| Laars Heating Systems Company | 16 |
3 |
| Lochinvar, LLC | 111 |
3 |
| Marathon Petroleum Company LP | 358 |
3 |
| Türk Demir Döküm Fabrikalari Anonim Sirketi | 14 |
3 |
| AIC S.A. | 48 |
2 |
| Gas Point S.r.l. | 13 |
2 |
| Hydox Pty Ltd | 2 |
2 |
| Simoneau P.I. Inc. | 14 |
2 |
| Clada S.r.l. | 14 |
2 |
| Honda Motor Co., Ltd. | 25157 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3551 |
1 |
| Robert Bosch GmbH | 42505 |
1 |
| AERCO International, Inc. | 43 |
1 |
| Other owners | 28 |