- All sections
- G - Physics
- G21F - Protection against x-radiation, gamma radiation, corpuscular radiation or particle bombardmenttreating radioactively contaminated materialdecontamination arrangements therefor
- G21F 5/12 - Closures for containersSealing arrangements
Patent holdings for IPC class G21F 5/12
Total number of patents in this class: 324
10-year publication summary
|
24
|
17
|
20
|
16
|
29
|
31
|
28
|
27
|
33
|
26
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Holtec International, Inc. | 271 |
66 |
| TN International | 69 |
11 |
| Orano Nuclear Packages and Services | 54 |
11 |
| Deep Isolation, Inc. | 66 |
8 |
| Australian Nuclear Science and Technology Organisation | 68 |
7 |
| NAC International, Inc. | 45 |
7 |
| Korea Hydro & Nuclear Power Co., Ltd. | 485 |
6 |
| The European Atomic Energy Community (euratom), represented by The European Commission | 36 |
5 |
| NorthStar Medical Radioisotopes LLC | 18 |
5 |
| NuclearSAFE Technology LLC | 11 |
5 |
| Getinge Life Science France | 53 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10959 |
4 |
| GNS Gesellschaft für Nuklear-Service mbH | 23 |
4 |
| Westinghouse Electric Company LLC | 1157 |
4 |
| Lemer Pax | 79 |
4 |
| Korea Radioactive Waste Agency | 20 |
4 |
| ABC Transfer | 35 |
4 |
| ARTBIO, Inc. | 30 |
4 |
| Algeta ASA | 15 |
3 |
| Central Research Institute of Electric Power Industry | 94 |
3 |
| Other owners | 154 |