- 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: 136
10-year publication summary
|
10
|
15
|
13
|
11
|
15
|
14
|
7
|
11
|
7
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Trane International Inc. | 1169 |
25 |
| Carrier Corporation | 4378 |
14 |
| Mitsubishi Electric Corporation | 45583 |
10 |
| GREE Electric Appliances, Inc. of Zhuhai | 3202 |
7 |
| Ingersoll-Rand Industrial U.S., Inc. | 503 |
6 |
| Daikin Industries, Ltd. | 9935 |
5 |
| Johnson Controls Tyco IP Holdings LLP | 658 |
5 |
| Samsung Electronics Co., Ltd. | 143021 |
3 |
| Johnson Controls Technology Company | 1456 |
3 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1445 |
3 |
| Nativus, Inc. | 7 |
3 |
| The Chemours Company Fc, LLC | 1197 |
2 |
| Johnson Controls Air Conditioning and Refrigeration (Wuxi) Co., Ltd. | 40 |
2 |
| Korea Institute of Energy Research | 839 |
2 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3899 |
2 |
| Trane Air Conditioning Systems (China) Co., Ltd. | 42 |
2 |
| Tyco Fire & Security GmbH | 3116 |
2 |
| GREE Electric Appliances Technology Co., Ltd. of Zhuhai | 3 |
2 |
| Hoerbiger Wien GmbH | 130 |
2 |
| Exency Ltd | 7 |
2 |
| Other owners | 34 |