- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24D - Domestic- or space-heating systems, e.g. central heating systemsdomestic hot-water supply systemselements or components therefor
- F24D 12/02 - Other central heating systems having more than one heat source
Patent holdings for IPC class F24D 12/02
Total number of patents in this class: 186
10-year publication summary
|
18
|
18
|
15
|
8
|
3
|
11
|
8
|
8
|
13
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BDR Thermea Group B.V. | 151 |
11 |
| Rheem Manufacturing Company | 985 |
6 |
| Daikin Industries, Ltd. | 10027 |
5 |
| Racool, L.L.C. | 6 |
5 |
| A. o. Smith Corporation | 212 |
4 |
| Giacomini S.p.A. | 74 |
4 |
| Mitsubishi Electric Corporation | 46197 |
3 |
| Auburn University | 499 |
3 |
| Ceres Intellectual Property Company Limited | 268 |
3 |
| Intellihot, Inc. | 133 |
3 |
| Kyungdong Navien Co., Ltd. | 618 |
3 |
| Osaka Gas Co., Ltd. | 312 |
3 |
| Flexchanger Technologies Inc. | 13 |
3 |
| Schlumberger Technology Corporation | 10780 |
2 |
| Schlumberger Canada Limited | 7332 |
2 |
| Schlumberger Technology B.v. | 5176 |
2 |
| Honda Motor Co., Ltd. | 25327 |
2 |
| LG Electronics Inc. | 73344 |
2 |
| Robert Bosch GmbH | 42705 |
2 |
| Daikin Europe N.v. | 206 |
2 |
| Other owners | 116 |