- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 13/00 - Compression machines, plants or systems, with reversible cycle
Patent holdings for IPC class F25B 13/00
Total number of patents in this class: 3204
10-year publication summary
|
283
|
270
|
261
|
276
|
245
|
245
|
191
|
198
|
135
|
94
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48018 |
731 |
| Daikin Industries, Ltd. | 10499 |
419 |
| LG Electronics Inc. | 75694 |
184 |
| Carrier Corporation | 3955 |
91 |
| Samsung Electronics Co., Ltd. | 157719 |
72 |
| Trane International Inc. | 1228 |
54 |
| GREE Electric Appliances, Inc. of Zhuhai | 3316 |
52 |
| Lennox Industries Inc. | 1105 |
51 |
| Copeland LP | 700 |
51 |
| Midea Group Co., Ltd. | 5028 |
50 |
| Daikin Europe N.v. | 218 |
45 |
| Fujitsu General Limited | 596 |
41 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 765 |
38 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 521 |
37 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2089 |
34 |
| Denso Corporation | 25534 |
33 |
| Rheem Manufacturing Company | 1019 |
30 |
| Toshiba Carrier Corporation | 473 |
28 |
| Tyco Fire & Security GmbH | 3640 |
25 |
| Johnson Controls Light Commercial IP GmbH | 372 |
25 |
| Other owners | 1113 |