- 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: 284
10-year publication summary
|
28
|
17
|
14
|
10
|
9
|
16
|
11
|
18
|
6
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GE-Hitachi Nuclear Energy Americas LLC | 406 |
28 |
| Westinghouse Electric Company LLC | 1087 |
27 |
| NuScale Power, LLC | 236 |
16 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
15 |
| BWXT Mpower, Inc. | 157 |
12 |
| Hitachi-GE Nuclear Energy, Ltd. | 261 |
12 |
| Korea Atomic Energy Research Institute | 418 |
10 |
| Terrapower, LLC | 315 |
10 |
| Toshiba Corporation | 12017 |
9 |
| Searete LLC | 341 |
5 |
| Korea Hydro & Nuclear Power Co., Ltd. | 383 |
5 |
| Babcock & Wilcox Mpower, Inc. | 55 |
4 |
| Babcock & Wilcox Nuclear Energy, Inc. | 21 |
4 |
| China Nuclear Power Engineering Co., Ltd. | 211 |
4 |
| DCNS | 97 |
4 |
| DCNS SA | 107 |
4 |
| Rasa Industries, Ltd. | 19 |
4 |
| Shanghai Nuclear Engineering Research & Design Institute | 12 |
4 |
| Paragon Energy Solutions, LLC | 8 |
4 |
| AREVA NP Inc. | 39 |
3 |
| Other owners | 100 |