- All sections
- G - Physics
- G21F - Protection against x-radiation, gamma radiation, corpuscular radiation or particle bombardment; treating radioactively contaminated material; decontamination arrangements therefor
- G21F 7/015 - Room atmosphere, temperature or pressure control devices
Patent holdings for IPC class G21F 7/015
Total number of patents in this class: 56
10-year publication summary
|
7
|
2
|
8
|
2
|
5
|
1
|
4
|
2
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Holtec International, Inc. | 268 |
16 |
| Curium US LLC | 142 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10694 |
4 |
| GE-Hitachi Nuclear Energy Americas LLC | 417 |
4 |
| NuScale Power, LLC | 253 |
3 |
| TN International | 72 |
3 |
| Framatome GmbH | 251 |
3 |
| Hitachi Zosen Corporation | 621 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8531 |
1 |
| Corning Incorporated | 10112 |
1 |
| Areva GmbH | 90 |
1 |
| Australian Nuclear Science and Technology Organisation | 70 |
1 |
| Central Research Institute of Electric Power Industry | 104 |
1 |
| InTech Defense, LLC | 12 |
1 |
| Korea Atomic Energy Research Institute | 426 |
1 |
| P M B, SAS | 1 |
1 |
| Westinghouse Electric Company LLC | 1116 |
1 |
| Russell Goff | 1 |
1 |
| Anachem Ltd | 2 |
1 |
| Bencar AB | 2 |
1 |
| Other owners | 4 |