- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 15/00 - Cooling arrangements within the pressure vessel containing the coreSelection of specific coolants
Patent holdings for IPC class G21C 15/00
Total number of patents in this class: 146
10-year publication summary
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3
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5
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4
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8
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7
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5
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4
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6
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4
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3
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Westinghouse Electric Company LLC | 1152 |
14 |
| Hitachi-GE Nuclear Energy, Ltd. | 284 |
13 |
| BWXT Mpower, Inc. | 156 |
11 |
| Korea Atomic Energy Research Institute | 437 |
8 |
| NuScale Power, LLC | 277 |
6 |
| Toshiba Corporation | 12472 |
5 |
| GE-Hitachi Nuclear Energy Americas LLC | 430 |
4 |
| SMR Inventec, LLC | 48 |
4 |
| SOLETANCHE FREYSSINET, société par actions simplifiée | 37 |
4 |
| China General Nuclear Power Corporation | 284 |
3 |
| China Nuclear Power Technology Research Institute Co., Ltd. | 214 |
3 |
| State Atomic Energy Corporation "rosatom" on Behalf of The Russian Federation | 59 |
3 |
| CGN Power Co., Ltd | 316 |
3 |
| Areva NP | 212 |
2 |
| China Nuclear Power Engineering Co., Ltd. | 253 |
2 |
| Electricite de France | 733 |
2 |
| Joint Stock Company "akme-engineering" | 67 |
2 |
| KEPCO Nuclear Fuel Co., Ltd. | 141 |
2 |
| Korea Hydro and Nuclear Power Co., Ltd. | 15 |
2 |
| Korea Hydro & Nuclear Power Co., Ltd. | 470 |
2 |
| Other owners | 51 |