- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 3/356 - Spacer grids being provided with fuel element supporting members
Patent holdings for IPC class G21C 3/356
Total number of patents in this class: 55
10-year publication summary
|
3
|
1
|
5
|
2
|
2
|
0
|
5
|
3
|
5
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Westinghouse Electric Company LLC | 1087 |
17 |
| Areva NP | 228 |
8 |
| BWXT Mpower, Inc. | 157 |
5 |
| KEPCO Nuclear Fuel Co., Ltd. | 130 |
4 |
| China General Nuclear Power Corporation | 244 |
2 |
| China Nuclear Power Technology Research Institute Co., Ltd. | 151 |
2 |
| Global Nuclear Fuel - Americas, LLC | 55 |
2 |
| Westinghouse Electric Sweden AB | 105 |
2 |
| CGN Power Co., Ltd | 256 |
2 |
| BWXT Advanced Technologies LLC | 96 |
2 |
| Hitachi, Ltd. | 16452 |
1 |
| China Nuclear Power Engineering Co., Ltd. | 211 |
1 |
| Framatome ANP | 77 |
1 |
| Open Joint-Stock Company Tvel | 5 |
1 |
| TN Americas LLC | 21 |
1 |
| Framatome | 155 |
1 |
| Otkrytoe Aktsionernoe Obschestvo "novosibirsky Zavod Khimkontsentratov" | 3 |
1 |
| Lingdong Nuclear Power Company Limited | 1 |
1 |
| Nuclear Power Institute of China | 17 |
1 |
| Other owners | 0 |