- 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: 692
10-year publication summary
|
55
|
49
|
48
|
38
|
35
|
36
|
24
|
41
|
34
|
25
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Power, Ltd. | 1834 |
26 |
| Mitsubishi Heavy Industries, Ltd. | 9139 |
24 |
| Siemens AG | 24020 |
22 |
| GE Infrastructure Technology, LLC | 6165 |
20 |
| General Electric Technology GmbH | 1337 |
18 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
13 |
| Siemens Energy Global GmbH & Co. KG | 3357 |
12 |
| General Electric Company | 13910 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
11 |
| SunCoke Technology and Development LLC | 246 |
11 |
| Nooter/eriksen, Inc. | 69 |
11 |
| Saudi Arabian Oil Company | 14248 |
10 |
| Linde GmbH | 1361 |
10 |
| Miura Co., Ltd. | 285 |
8 |
| Nuovo Pignone Tecnologie S.r.l. | 1219 |
8 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3263 |
8 |
| Heat IP Holdco, LLC | 49 |
8 |
| Air Products and Chemicals, Inc. | 1474 |
7 |
| NEM Energy B.V. | 16 |
7 |
| Robert Bosch GmbH | 44176 |
6 |
| Other owners | 441 |