- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 9/00 - Emergency protection arrangements structurally associated with the reactor
Patent holdings for IPC class G21C 9/00
Total number of patents in this class: 292
10-year publication summary
|
14
|
10
|
9
|
16
|
11
|
21
|
6
|
1
|
16
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Westinghouse Electric Company LLC | 1184 |
26 |
| GE-Hitachi Nuclear Energy Americas LLC | 446 |
25 |
| NuScale Power, LLC | 298 |
18 |
| Terrapower, LLC | 347 |
16 |
| Mitsubishi Heavy Industries, Ltd. | 9030 |
15 |
| BWXT Mpower, Inc. | 158 |
12 |
| Korea Atomic Energy Research Institute | 461 |
11 |
| Toshiba Corporation | 12698 |
9 |
| Korea Hydro & Nuclear Power Co., Ltd. | 529 |
9 |
| Hitachi GE Vernova Nuclear Energy, Ltd. | 159 |
8 |
| Searete LLC | 226 |
5 |
| Babcock & Wilcox Mpower, Inc. | 55 |
4 |
| Babcock & Wilcox Nuclear Energy, Inc. | 21 |
4 |
| China Nuclear Power Engineering Co., Ltd. | 283 |
4 |
| DCNS | 95 |
4 |
| DCNS SA | 74 |
4 |
| Rasa Industries, Ltd. | 23 |
4 |
| Shanghai Nuclear Engineering Research & Design Institute | 12 |
4 |
| Paragon Energy Solutions, LLC | 8 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11020 |
3 |
| Other owners | 103 |