- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 30/04 - Heat pumps of the sorption type
Patent holdings for IPC class F25B 30/04
Total number of patents in this class: 141
10-year publication summary
|
15
|
14
|
18
|
9
|
7
|
6
|
12
|
8
|
6
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kabushiki Kaisha Toyota Chuo Kenkyusho | 672 |
6 |
| Enersion Inc. | 11 |
5 |
| Gobi Technologies Inc. | 9 |
5 |
| MAHLE International GmbH | 2911 |
4 |
| Honda Motor Co., Ltd. | 26008 |
3 |
| Toyota Motor Corporation | 35680 |
3 |
| Aisin Seiki Kabushiki Kaisha | 2161 |
3 |
| Climatewell AB | 14 |
3 |
| Korea Institute of Machinery & Materials | 793 |
3 |
| OxiCool, Inc. | 25 |
3 |
| Stone Mountain Technologies, Inc. | 19 |
3 |
| Yanmar Co., Ltd. | 1347 |
3 |
| AGO GmbH Energie + Anlagen | 9 |
3 |
| Fujitsu Limited | 16862 |
2 |
| Denso Corporation | 25513 |
2 |
| Ford Global Technologies, LLC | 21478 |
2 |
| Massachusetts Institute of Technology | 10239 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11127 |
2 |
| Behr GmbH & Co. KG | 245 |
2 |
| Clean Planet Inc. | 84 |
2 |
| Other owners | 80 |