- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 49/02 - Arrangement or mounting of control or safety devices for compression type machines, plants or systems
Patent holdings for IPC class F25B 49/02
Total number of patents in this class: 6089
10-year publication summary
|
545
|
546
|
522
|
538
|
565
|
462
|
438
|
453
|
416
|
138
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47625 |
871 |
| Daikin Industries, Ltd. | 10393 |
504 |
| Carrier Corporation | 3967 |
291 |
| LG Electronics Inc. | 75045 |
221 |
| Lennox Industries Inc. | 1086 |
165 |
| Samsung Electronics Co., Ltd. | 154120 |
157 |
| Trane International Inc. | 1216 |
141 |
| Copeland LP | 694 |
122 |
| Tyco Fire & Security GmbH | 3579 |
119 |
| Haier Smart Home Co., Ltd. | 5656 |
108 |
| Danfoss A/S | 1404 |
106 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1916 |
95 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2423 |
86 |
| Heatcraft Refrigeration Products LLC | 262 |
83 |
| Hill Phoenix, Inc. | 297 |
76 |
| GREE Electric Appliances, Inc. of Zhuhai | 3281 |
73 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 966 |
71 |
| Panasonic Intellectual Property Management Co., Ltd. | 33602 |
70 |
| Midea Group Co., Ltd. | 4856 |
70 |
| Denso Corporation | 25232 |
68 |
| Other owners | 2592 |