- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F22B - Methods of steam generationsteam boilers
- F22B 1/18 - Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
Patent holdings for IPC class F22B 1/18
Total number of patents in this class: 676
10-year publication summary
|
59
|
46
|
47
|
46
|
36
|
30
|
32
|
24
|
36
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Power, Ltd. | 1791 |
27 |
| Siemens AG | 24353 |
24 |
| Mitsubishi Heavy Industries, Ltd. | 8813 |
23 |
| GE Infrastructure Technology, LLC | 6252 |
20 |
| General Electric Technology GmbH | 1373 |
18 |
| Mitsubishi Hitachi Power Systems, Ltd. | 993 |
13 |
| SunCoke Technology and Development LLC | 240 |
12 |
| General Electric Company | 13859 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 32105 |
11 |
| Siemens Energy Global GmbH & Co. KG | 3026 |
11 |
| Nooter/eriksen, Inc. | 68 |
11 |
| Saudi Arabian Oil Company | 13428 |
10 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3076 |
9 |
| Linde GmbH | 1266 |
9 |
| Heat IP Holdco, LLC | 49 |
8 |
| Air Products and Chemicals, Inc. | 1449 |
7 |
| Miura Co., Ltd. | 291 |
7 |
| NEM Energy B.V. | 17 |
7 |
| Robert Bosch GmbH | 42826 |
6 |
| Alstom Technology Ltd | 1093 |
6 |
| Other owners | 426 |