- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 13/067 - Sealing-plugs for tubes, e.g. standpipes; Locking devices for plugs
Patent holdings for IPC class G21C 13/067
Total number of patents in this class: 32
10-year publication summary
|
4
|
2
|
4
|
6
|
4
|
3
|
4
|
0
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Westinghouse Electric Company LLC | 1087 |
6 |
| Areva NP | 228 |
5 |
| GE-Hitachi Nuclear Energy Americas LLC | 406 |
3 |
| NuScale Power, LLC | 236 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
| Areva GmbH | 90 |
2 |
| General Atomics | 173 |
2 |
| Tsinghua University | 5426 |
1 |
| Hitachi-GE Nuclear Energy, Ltd. | 261 |
1 |
| Societe Technique pour l'Energie Atomique Technicatome | 49 |
1 |
| Fox, Michael | 4 |
1 |
| Framatome GmbH | 246 |
1 |
| Framatome | 155 |
1 |
| Handley, Timothy | 2 |
1 |
| Mccord, Ross | 4 |
1 |
| Ditchun, Art | 1 |
1 |
| Other owners | 0 |