- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 1/00 - Compression machines, plants or systems with non-reversible cycle
Patent holdings for IPC class F25B 1/00
Total number of patents in this class: 5242
10-year publication summary
|
327
|
342
|
399
|
415
|
370
|
337
|
263
|
265
|
309
|
244
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46926 |
1431 |
| Daikin Industries, Ltd. | 10166 |
830 |
| Denso Corporation | 24783 |
383 |
| Panasonic Intellectual Property Management Co., Ltd. | 32457 |
138 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 918 |
118 |
| Sanden Corporation | 976 |
98 |
| Carrier Corporation | 4009 |
91 |
| Panasonic Corporation | 19966 |
89 |
| Toshiba Carrier Corporation | 490 |
68 |
| Mitsubishi Heavy Industries, Ltd. | 8875 |
64 |
| LG Electronics Inc. | 73772 |
59 |
| Asahi Glass Company, Limited | 2734 |
53 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 519 |
50 |
| Agc, Inc. | 5018 |
49 |
| Sanden Automotive Climate Systems Corporation | 178 |
46 |
| Fujitsu General Limited | 627 |
44 |
| Sanden Holdings Corporation | 208 |
36 |
| Idemitsu Kosan Co., Ltd. | 4225 |
30 |
| Shinwa Controls Co., Ltd. | 162 |
30 |
| Daikin Europe N.v. | 208 |
29 |
| Other owners | 1506 |