- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 3/30 - Assemblies of a number of fuel elements in the form of a rigid unit
Patent holdings for IPC class G21C 3/30
Total number of patents in this class: 94
10-year publication summary
|
11
|
5
|
4
|
3
|
7
|
3
|
2
|
5
|
5
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BWXT Advanced Technologies LLC | 116 |
9 |
| Joint Stock Company "TVEL" | 38 |
5 |
| Hitachi, Ltd. | 15364 |
4 |
| Nordion (Canada) Inc. | 27 |
4 |
| Terrapower, LLC | 330 |
4 |
| Public Joint Stock Company "mashinostroitelny Zavod" | 6 |
4 |
| Ibiden Co., Ltd. | 1733 |
3 |
| China Nuclear Power Engineering Co., Ltd. | 242 |
3 |
| China Nuclear Power Technology Research Institute Co., Ltd. | 193 |
3 |
| Global Nuclear Fuel - Americas, LLC | 50 |
3 |
| Westinghouse Electric Company LLC | 1131 |
3 |
| Texas Thorium LLC | 11 |
3 |
| Publichnoye Aktsionernoye Obschestvo "mashinostroitel'niy Zavod" | 4 |
3 |
| The Regents of the University of California | 19752 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10772 |
2 |
| Areva NP | 218 |
2 |
| China General Nuclear Power Corporation | 284 |
2 |
| Hitachi-GE Nuclear Energy, Ltd. | 278 |
2 |
| Joint Stock Company "akme-engineering" | 67 |
2 |
| SMR Inventec, LLC | 48 |
2 |
| Other owners | 29 |