- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 5/18 - Moderator or core structure; Selection of materials for use as moderator characterised by the provision of more than one active zone
Patent holdings for IPC class G21C 5/18
Total number of patents in this class: 31
10-year publication summary
|
2
|
1
|
5
|
2
|
2
|
5
|
4
|
3
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Areva NP | 228 |
5 |
| NuScale Power, LLC | 236 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
4 |
| Hitachi-GE Nuclear Energy, Ltd. | 261 |
2 |
| Tokyo Institute of Technology | 1367 |
2 |
| Howe Industries, LLC | 9 |
2 |
| Alpha Tech Research Corp | 11 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Hitachi, Ltd. | 16452 |
1 |
| Electricite de France | 695 |
1 |
| Ottawa Valley Research Associates Ltd. | 3 |
1 |
| Terrapower, LLC | 315 |
1 |
| Terrestrial Energy Inc. | 22 |
1 |
| Ulsan National Institute of Science and Technology | 81 |
1 |
| Ultra Safe Nuclear Corporation | 105 |
1 |
| Framatome | 155 |
1 |
| Other owners | 0 |