- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 1/04 - Compression machines, plants or systems with non-reversible cycle with compressor of rotary type
Patent holdings for IPC class F25B 1/04
Total number of patents in this class: 339
10-year publication summary
|
23
|
32
|
59
|
44
|
33
|
28
|
11
|
10
|
9
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46618 |
56 |
| LG Electronics Inc. | 73714 |
33 |
| Daikin Industries, Ltd. | 10112 |
33 |
| Toshiba Carrier Corporation | 493 |
14 |
| Trane International Inc. | 1196 |
14 |
| Samsung Electronics Co., Ltd. | 148077 |
12 |
| Carrier Corporation | 4303 |
12 |
| Panasonic Corporation | 20018 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 32095 |
10 |
| Tyco Fire & Security GmbH | 3431 |
8 |
| Copeland LP | 702 |
8 |
| Emerson Climate Technologies, Inc. | 301 |
7 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 513 |
7 |
| Denso Corporation | 24588 |
5 |
| Air Squared, Inc. | 26 |
5 |
| The Chemours Company Fc, LLC | 1257 |
5 |
| Danfoss A/S | 1355 |
5 |
| Johnson Controls Technology Company | 1417 |
4 |
| Sanden Corporation | 964 |
4 |
| Sanden Holdings Corporation | 208 |
4 |
| Other owners | 82 |