- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 13/04 - Arrangements for expansion and contraction
Patent holdings for IPC class G21C 13/04
Total number of patents in this class: 45
10-year publication summary
|
4
|
3
|
2
|
3
|
3
|
1
|
7
|
2
|
6
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NuScale Power, LLC | 279 |
9 |
| Terrapower, LLC | 332 |
8 |
| SMR Inventec, LLC | 48 |
5 |
| Westinghouse Electric Company LLC | 1156 |
4 |
| Atomic Energy of Canada Limited | 130 |
2 |
| BWXT Mpower, Inc. | 156 |
2 |
| Joint Stock Company "atomenergoproekt" | 91 |
2 |
| Rolls-Royce PLC | 3139 |
1 |
| Abilene Christian University, DBA ACU | 64 |
1 |
| Atomic Energy of Canada Limited - Energie Atomique du Canada, Limitee | 44 |
1 |
| Babcock & Wilcox Mpower, Inc. | 55 |
1 |
| Hitachi-GE Nuclear Energy, Ltd. | 284 |
1 |
| Holtec International, Inc. | 271 |
1 |
| Atomic Energy of Canada Limited / Énergie Atomique du Canada limitée | 104 |
1 |
| Copenhagen Atomics ApS | 12 |
1 |
| Elysium Industries Ltd. | 15 |
1 |
| Newcleo Ltd | 3 |
1 |
| Copenhagen Atomics A/S | 8 |
1 |
| Newcleo SA | 12 |
1 |
| Newcleo Holding SA | 1 |
1 |
| Other owners | 0 |