- 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: 86
10-year publication summary
|
7
|
10
|
9
|
3
|
5
|
6
|
11
|
4
|
9
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stemrad Ltd. | 17 |
8 |
| Amgen Inc. | 4418 |
4 |
| Radux Devices, LLC | 39 |
3 |
| Westinghouse Electric Company LLC | 1190 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 9099 |
2 |
| Koninklijke Philips N.V. | 25808 |
2 |
| Japan Atomic Energy Agency | 90 |
2 |
| Korea Hydro & Nuclear Power Co., Ltd. | 563 |
2 |
| Tokamak Energy Ltd | 202 |
2 |
| Universita degli Studi di Roma "La Sapienza" | 234 |
2 |
| 3m Innovative Properties Company | 17497 |
1 |
| Centre National de La Recherche Scientifique | 11010 |
1 |
| Tsinghua University | 6199 |
1 |
| PRC-DeSoto International, Inc. | 566 |
1 |
| Areva NC | 114 |
1 |
| Barnhardt Manufacturing Company | 31 |
1 |
| Beijing Jiaotong University | 178 |
1 |
| Cancer Intelligence Care Systems, Inc. | 11 |
1 |
| Council of Scientific and Industrial Research | 590 |
1 |
| Council of Scientific & Industrial Research | 1442 |
1 |
| Other owners | 46 |