- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F22B - Methods of steam generation; steam boilers
- F22B 37/40 - Arrangements of partition walls in flues of steam boilers, e.g. built-up from baffles
Patent holdings for IPC class F22B 37/40
Total number of patents in this class: 25
10-year publication summary
|
2
|
4
|
2
|
1
|
2
|
0
|
0
|
1
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 8217 |
3 |
| Saudi Arabian Oil Company | 11322 |
3 |
| Stork Thermeq B.V. | 8 |
3 |
| ES Co., Ltd. | 3 |
2 |
| General Electric Technology GmbH | 1657 |
2 |
| Korea Institute of Energy Research | 803 |
2 |
| Panasonic Corporation | 20786 |
1 |
| Aramco Services Company | 3504 |
1 |
| Betser-zilevitch, Maoz | 13 |
1 |
| I.R.C.A. S.p.A. Industria Resistenze Corazzate e Affini | 152 |
1 |
| Shanghai Boiler Works Ltd | 26 |
1 |
| Westinghouse Electric Company LLC | 1087 |
1 |
| GE Infrastructure Technology, LLC | 5873 |
1 |
| Mosi Chu Irrevocable Trust | 2 |
1 |
| Mitsubishi Power, Ltd. | 1680 |
1 |
| Takayuki Ino | 1 |
1 |
| Other owners | 0 |