- All sections
- G - Physics
- G21D - Nuclear power plant
- G21D 3/06 - Safety arrangements responsive to faults within the plant
Patent holdings for IPC class G21D 3/06
Total number of patents in this class: 167
10-year publication summary
|
15
|
6
|
19
|
6
|
14
|
9
|
3
|
10
|
7
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| China Nuclear Power Engineering Co., Ltd. | 253 |
12 |
| Korea Hydro & Nuclear Power Co., Ltd. | 462 |
11 |
| GE-Hitachi Nuclear Energy Americas LLC | 429 |
10 |
| CGN Power Co., Ltd | 314 |
10 |
| China General Nuclear Power Corporation | 284 |
9 |
| BWXT Mpower, Inc. | 156 |
8 |
| NuScale Power, LLC | 272 |
8 |
| Korea Atomic Energy Research Institute | 434 |
6 |
| Westinghouse Electric Company LLC | 1136 |
5 |
| Paragon Energy Solutions, LLC | 9 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8715 |
4 |
| Mitsubishi Electric Corporation | 46093 |
4 |
| China Nuclear Power Technology Research Institute Co., Ltd. | 212 |
4 |
| DCNS | 97 |
4 |
| DCNS SA | 92 |
4 |
| Fortum Oyj | 96 |
4 |
| China Nuclear Power Design Company Ltd. (Shenzhen) | 78 |
4 |
| Doosan Heavy Industries & Construction Co., Ltd. | 581 |
3 |
| Rasa Industries, Ltd. | 21 |
3 |
| Framatome GmbH | 249 |
3 |
| Other owners | 46 |