- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 3/20 - Constructional details - Details of the construction within the casing with non-active interlayer between casing and active material
Patent holdings for IPC class G21C 3/20
Total number of patents in this class: 123
10-year publication summary
|
8
|
0
|
13
|
20
|
10
|
12
|
7
|
17
|
14
|
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 |
24 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
23 |
| Terrapower, LLC | 315 |
6 |
| Battelle Energy Alliance, LLC | 569 |
5 |
| Korea Atomic Energy Research Institute | 418 |
4 |
| Ultra Safe Nuclear Corporation | 105 |
4 |
| Atomic Energy of Canada Limited | 132 |
3 |
| Free Form Fibers, LLC | 38 |
3 |
| General Atomics | 173 |
3 |
| KEPCO Nuclear Fuel Co., Ltd. | 130 |
3 |
| UChicago Argonne, LLC | 866 |
3 |
| University of Seoul Industry Cooperation Foundation | 250 |
3 |
| Framatome | 155 |
3 |
| Hitachi, Ltd. | 16452 |
2 |
| Wisconsin Alumni Research Foundation | 3774 |
2 |
| Areva NP | 228 |
2 |
| BWXT Nuclear Energy, Inc. | 42 |
2 |
| Electric Power Research Institute, Inc. | 223 |
2 |
| Pebble Bed Modular Reactor (Proprietary) Limited | 30 |
2 |
| Oklo Inc. | 22 |
2 |
| Other owners | 22 |