- 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: 6016
10-year publication summary
|
522
|
531
|
502
|
522
|
539
|
448
|
419
|
440
|
403
|
50
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47338 |
868 |
| Daikin Industries, Ltd. | 10215 |
507 |
| Carrier Corporation | 3977 |
291 |
| LG Electronics Inc. | 74373 |
219 |
| Lennox Industries Inc. | 1092 |
169 |
| Samsung Electronics Co., Ltd. | 151303 |
146 |
| Trane International Inc. | 1206 |
138 |
| Copeland LP | 694 |
120 |
| Tyco Fire & Security GmbH | 3496 |
119 |
| Haier Smart Home Co., Ltd. | 5597 |
107 |
| Danfoss A/S | 1376 |
104 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1895 |
94 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2402 |
85 |
| Heatcraft Refrigeration Products LLC | 261 |
82 |
| Hill Phoenix, Inc. | 287 |
75 |
| GREE Electric Appliances, Inc. of Zhuhai | 3266 |
74 |
| Panasonic Intellectual Property Management Co., Ltd. | 32968 |
69 |
| Denso Corporation | 24991 |
68 |
| Midea Group Co., Ltd. | 4732 |
68 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 942 |
68 |
| Other owners | 2545 |