- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F25B - Refrigeration machines, plants or systems; combined heating and refrigeration systems; heat pump systems
- F25B 27/02 - Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
Patent holdings for IPC class F25B 27/02
Total number of patents in this class: 432
10-year publication summary
|
52
|
36
|
46
|
48
|
39
|
21
|
31
|
23
|
18
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carrier Corporation | 4443 |
18 |
| LG Electronics Inc. | 70831 |
16 |
| Denso Corporation | 23692 |
13 |
| OxiCool, Inc. | 30 |
9 |
| Siemens AG | 24575 |
7 |
| Mitsubishi Electric Corporation | 44678 |
7 |
| EnerMotion, Inc. | 13 |
6 |
| Saudi Arabian Oil Company | 12390 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 29567 |
5 |
| Sanden Corporation | 919 |
5 |
| Yanmar Co., Ltd. | 1439 |
5 |
| HyperBorean, Inc. | 5 |
5 |
| LG Chem, Ltd. | 17620 |
4 |
| International Business Machines Corporation | 60067 |
4 |
| Rolls-Royce PLC | 2976 |
4 |
| Calsonic Kansei Corporation | 668 |
4 |
| Scuderi Group, Inc. | 30 |
4 |
| Thermax Limited | 46 |
4 |
| Trane International Inc. | 1147 |
4 |
| Kabushiki Kaisha Toyota Jidoshokki | 1728 |
4 |
| Other owners | 298 |