- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F22G - Superheating of steam
- F22G 3/00 - Steam superheaters characterised by constructional featuresDetails or component parts thereof
Patent holdings for IPC class F22G 3/00
Total number of patents in this class: 95
10-year publication summary
|
6
|
17
|
6
|
7
|
7
|
9
|
6
|
2
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Hitachi Power Systems, Ltd. | 993 |
8 |
| Mitsubishi Heavy Industries, Ltd. | 8685 |
5 |
| Valmet Technologies Oy | 287 |
4 |
| Mitsubishi Power, Ltd. | 1760 |
4 |
| Clean Thermodynamic Energy Conversion Ltd | 11 |
3 |
| Heat IP Holdco, LLC | 49 |
3 |
| Siemens AG | 24525 |
2 |
| Kyocera Corporation | 13758 |
2 |
| Kellogg Brown & Root LLC | 517 |
2 |
| Metso Power Oy | 31 |
2 |
| Seattle Espresso Machine Corporation | 31 |
2 |
| XDI Holdings, LLC | 38 |
2 |
| GE Infrastructure Technology, LLC | 6209 |
2 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6271 |
2 |
| Yau Fu Industry Co., Ltd. | 4 |
2 |
| General Electric Company | 13829 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3551 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 31201 |
1 |
| Alstom Technology Ltd | 1109 |
1 |
| BWXT Canada, Ltd. | 35 |
1 |
| Other owners | 45 |