- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F25B - Refrigeration machines, plants or systems; combined heating and refrigeration systems; heat pump systems
- F25B 31/02 - Compressor arrangements of motor-compressor units
Patent holdings for IPC class F25B 31/02
Total number of patents in this class: 626
10-year publication summary
44
|
55
|
72
|
71
|
62
|
64
|
92
|
85
|
82
|
20
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
116 |
LG Electronics Inc. | 69257 |
47 |
Daikin Industries, Ltd. | 9495 |
45 |
Carrier Corporation | 4759 |
31 |
Trane International Inc. | 1123 |
24 |
Copeland LP | 656 |
23 |
Johnson Controls Tyco IP Holdings LLP | 1584 |
15 |
Danfoss A/S | 1259 |
14 |
Samsung Electronics Co., Ltd. | 131630 |
13 |
Toyota Industries Corporation | 1010 |
13 |
Bitzer Kuehlmaschinenbau GmbH | 140 |
10 |
Panasonic Appliances Refrigeration Devices Singapore | 89 |
10 |
GREE Electric Appliances, Inc. of Zhuhai | 3007 |
9 |
Toshiba Carrier Corporation | 567 |
9 |
Fujitsu General Limited | 541 |
8 |
Hanon Systems | 1632 |
8 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
7 |
BSH Hausgeräte GmbH | 5384 |
7 |
Guangdong Meizhi Compressor Co., Ltd. | 157 |
7 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
7 |
Other owners | 203 |