- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 1/047 - Compression machines, plants or systems with non-reversible cycle with compressor of rotary type of screw type
Patent holdings for IPC class F25B 1/047
Total number of patents in this class: 139
10-year publication summary
|
9
|
15
|
12
|
10
|
15
|
14
|
7
|
9
|
8
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Trane International Inc. | 1191 |
25 |
| Carrier Corporation | 4294 |
15 |
| Mitsubishi Electric Corporation | 46397 |
10 |
| GREE Electric Appliances, Inc. of Zhuhai | 3251 |
7 |
| Ingersoll-Rand Industrial U.S., Inc. | 509 |
6 |
| Daikin Industries, Ltd. | 10070 |
5 |
| Johnson Controls Tyco IP Holdings LLP | 596 |
5 |
| Samsung Electronics Co., Ltd. | 147501 |
3 |
| Johnson Controls Technology Company | 1419 |
3 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1464 |
3 |
| Nativus, Inc. | 8 |
3 |
| The Chemours Company Fc, LLC | 1255 |
2 |
| Johnson Controls Air Conditioning and Refrigeration (Wuxi) Co., Ltd. | 43 |
2 |
| Korea Institute of Energy Research | 864 |
2 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3994 |
2 |
| Trane Air Conditioning Systems (China) Co., Ltd. | 44 |
2 |
| Tyco Fire & Security GmbH | 3234 |
2 |
| GREE Electric Appliances Technology Co., Ltd. of Zhuhai | 3 |
2 |
| Hoerbiger Wien GmbH | 131 |
2 |
| Exency Ltd | 7 |
2 |
| Other owners | 36 |