- 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: 5207
10-year publication summary
|
332
|
344
|
405
|
420
|
386
|
349
|
270
|
265
|
313
|
154
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46160 |
1410 |
| Daikin Industries, Ltd. | 10016 |
818 |
| Denso Corporation | 24334 |
376 |
| Panasonic Intellectual Property Management Co., Ltd. | 31515 |
137 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 889 |
112 |
| Carrier Corporation | 4297 |
98 |
| Sanden Corporation | 966 |
98 |
| Panasonic Corporation | 20093 |
90 |
| Toshiba Carrier Corporation | 498 |
70 |
| Mitsubishi Heavy Industries, Ltd. | 8735 |
63 |
| LG Electronics Inc. | 73210 |
61 |
| Asahi Glass Company, Limited | 2781 |
53 |
| Agc, Inc. | 4861 |
49 |
| Sanden Automotive Climate Systems Corporation | 178 |
46 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 513 |
44 |
| Fujitsu General Limited | 601 |
39 |
| Sanden Holdings Corporation | 208 |
36 |
| Idemitsu Kosan Co., Ltd. | 4224 |
33 |
| Shinwa Controls Co., Ltd. | 160 |
30 |
| Daikin Europe N.v. | 206 |
28 |
| Other owners | 1516 |