- All sections
- G - Physics
- G21F - Protection against x-radiation, gamma radiation, corpuscular radiation or particle bombardmenttreating radioactively contaminated materialdecontamination arrangements therefor
- G21F 1/02 - Selection of uniform shielding materials
Patent holdings for IPC class G21F 1/02
Total number of patents in this class: 82
10-year publication summary
|
4
|
7
|
10
|
9
|
3
|
5
|
6
|
11
|
4
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stemrad Ltd. | 17 |
8 |
| Amgen Inc. | 4074 |
4 |
| Radux Devices, LLC | 42 |
3 |
| Westinghouse Electric Company LLC | 1136 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8694 |
2 |
| Japan Atomic Energy Agency | 90 |
2 |
| Korea Hydro & Nuclear Power Co., Ltd. | 456 |
2 |
| Universita degli Studi di Roma "La Sapienza" | 217 |
2 |
| 3m Innovative Properties Company | 17857 |
1 |
| Centre National de La Recherche Scientifique | 10414 |
1 |
| Koninklijke Philips N.V. | 24718 |
1 |
| Tsinghua University | 5890 |
1 |
| PRC-DeSoto International, Inc. | 574 |
1 |
| Areva NC | 134 |
1 |
| Barnhardt Manufacturing Company | 47 |
1 |
| Beijing Jiaotong University | 154 |
1 |
| Cancer Intelligence Care Systems, Inc. | 11 |
1 |
| Council of Scientific and Industrial Research | 605 |
1 |
| Council of Scientific & Industrial Research | 1425 |
1 |
| Globe Composite Solutions, Ltd. | 6 |
1 |
| Other owners | 44 |