- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 3/34 - Spacer grids
Patent holdings for IPC class G21C 3/34
Total number of patents in this class: 120
10-year publication summary
5
|
6
|
4
|
5
|
5
|
5
|
9
|
5
|
11
|
1
|
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 |
22 |
Areva NP | 228 |
9 |
KEPCO Nuclear Fuel Co., Ltd. | 130 |
8 |
Westinghouse Electric Sweden AB | 105 |
5 |
China General Nuclear Power Corporation | 244 |
4 |
China Nuclear Power Technology Research Institute Co., Ltd. | 151 |
4 |
Global Nuclear Fuel - Americas, LLC | 55 |
4 |
Terrapower, LLC | 315 |
4 |
CGN Power Co., Ltd | 256 |
4 |
BWXT Mpower, Inc. | 157 |
3 |
Korea Nuclear Fuel Co., Ltd. | 15 |
3 |
BWXT Advanced Technologies LLC | 96 |
3 |
Hitachi, Ltd. | 16452 |
2 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
2 |
Babcock & Wilcox Mpower, Inc. | 55 |
2 |
Framatome ANP | 77 |
2 |
GE-Hitachi Nuclear Energy Americas LLC | 406 |
2 |
Hitachi-GE Nuclear Energy, Ltd. | 261 |
2 |
Joint Stock Company "TVEL" | 37 |
2 |
Korea Atomic Energy Research Institute | 418 |
2 |
Other owners | 31 |