- All sections
- G - Physics
- G21F - Protection against x-radiation, gamma radiation, corpuscular radiation or particle bombardmenttreating radioactively contaminated materialdecontamination arrangements therefor
- G21F 5/00 - Transportable or portable shielded containers
Patent holdings for IPC class G21F 5/00
Total number of patents in this class: 188
10-year publication summary
|
10
|
8
|
12
|
8
|
14
|
17
|
9
|
6
|
10
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Holtec International, Inc. | 270 |
40 |
| TN International | 69 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 8803 |
5 |
| Jubilant DraxImage Inc. | 143 |
5 |
| Eczacibasi Monrol Nukleer Urunler Sanayi ve Ticaret Anonim Sirketi | 25 |
5 |
| Hitachi Zosen Corporation | 615 |
4 |
| Lemer Protection Anti-x Par Abreviation Societe Lemer PAX | 21 |
4 |
| NAC International, Inc. | 45 |
4 |
| Bracco Diagnostics Inc. | 105 |
3 |
| Central Research Institute of Electric Power Industry | 94 |
3 |
| Medi-Physics, Inc. | 93 |
3 |
| Westinghouse Electric Company LLC | 1155 |
3 |
| NFS Logistics, Joint-Stock Company (nfcl Jsc) | 6 |
3 |
| The Boeing Company | 20131 |
2 |
| Toshiba Corporation | 12500 |
2 |
| American Aerogel Corporation | 18 |
2 |
| Dana-Farber Cancer Institute, Inc. | 2596 |
2 |
| KEPCO Nuclear Fuel Co., Ltd. | 141 |
2 |
| Nippon Light Metal Company, Ltd. | 672 |
2 |
| PacTec, Inc. | 40 |
2 |
| Other owners | 86 |