- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 13/073 - Closures for reactor-vessels, e.g. rotatable
Patent holdings for IPC class G21C 13/073
Total number of patents in this class: 25
10-year publication summary
|
3
|
0
|
0
|
3
|
1
|
1
|
1
|
7
|
1
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rolls-Royce SMR Limited | 49 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
3 |
| GE-Hitachi Nuclear Energy Americas LLC | 406 |
2 |
| NuScale Power, LLC | 236 |
2 |
| SMR Inventec, LLC | 47 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
| Tsinghua University | 5426 |
1 |
| Areva GmbH | 90 |
1 |
| AREVA Inc. | 30 |
1 |
| Areva NP | 228 |
1 |
| Areva NP GmbH | 79 |
1 |
| PENTAIR Filtration Solutions, LLC | 77 |
1 |
| Trane International Inc. | 1123 |
1 |
| Berthier Etudes | 1 |
1 |
| Elysium Industries Ltd. | 15 |
1 |
| Other owners | 0 |