- All sections
- G - Physics
- G21F - Protection against x-radiation, gamma radiation, corpuscular radiation or particle bombardmenttreating radioactively contaminated materialdecontamination arrangements therefor
- G21F 5/02 - Transportable or portable shielded containers with provision for restricted exposure of a radiation source within the container
Patent holdings for IPC class G21F 5/02
Total number of patents in this class: 64
10-year publication summary
|
4
|
3
|
5
|
5
|
2
|
3
|
3
|
8
|
4
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| QSA Global Inc. | 53 |
5 |
| Holtec International, Inc. | 270 |
4 |
| Troxler Electronic Laboratories, Inc. | 75 |
4 |
| Tsinghua University | 5966 |
3 |
| Radux Devices, LLC | 43 |
3 |
| Vega Americas, Inc. | 27 |
3 |
| Spec150, LLC | 6 |
3 |
| Alpha Tau Medical Ltd. | 92 |
2 |
| Endress+Hauser GmbH+Co. KG | 458 |
2 |
| Johnson Matthey Public Limited Company | 1873 |
2 |
| NorthStar Medical Technologies, LLC | 43 |
2 |
| Nuctech Company Limited | 1424 |
2 |
| Varian Medical Systems, Inc. | 863 |
2 |
| Federalnoye Gosudarstvennoye Unitarnoye Predpriyatiye "rossiyskiy Federalniy Yaderniy Tsentr - Vserossiyskiy Nauchno-issledovatelskiy Institut Eksperimentalnoy Fiziki" | 6 |
2 |
| Illinois Tool Works Inc. | 11520 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10949 |
1 |
| Carestream Health, Inc. | 692 |
1 |
| GE Healthcare Limited | 664 |
1 |
| Gigaphoton Inc. | 1249 |
1 |
| Gilligan Engineering Services Ltd | 1 |
1 |
| Other owners | 19 |