- 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: 5352
10-year publication summary
|
344
|
405
|
420
|
386
|
349
|
270
|
266
|
314
|
262
|
227
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48546 |
1460 |
| Daikin Industries, Ltd. | 10546 |
834 |
| Denso Corporation | 25936 |
404 |
| Panasonic Intellectual Property Management Co., Ltd. | 34724 |
144 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 1000 |
130 |
| Sanden Corporation | 1060 |
105 |
| Panasonic Corporation | 18512 |
87 |
| Carrier Corporation | 3960 |
83 |
| Mitsubishi Heavy Industries, Ltd. | 9279 |
71 |
| Toshiba Carrier Corporation | 467 |
65 |
| LG Electronics Inc. | 76283 |
60 |
| Agc, Inc. | 5706 |
54 |
| Asahi Glass Company, Limited | 2578 |
51 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 513 |
50 |
| Fujitsu General Limited | 354 |
47 |
| Sanden Automotive Climate Systems Corporation | 178 |
46 |
| Sanden Holdings Corporation | 208 |
36 |
| Shinwa Controls Co., Ltd. | 175 |
31 |
| Daikin Europe N.v. | 223 |
30 |
| Hitachi, Ltd. | 16248 |
27 |
| Other owners | 1537 |