- 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: 183
10-year publication summary
|
9
|
17
|
8
|
17
|
17
|
9
|
7
|
13
|
9
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Holtec International, Inc. | 277 |
39 |
| TN International | 67 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 9271 |
5 |
| Jubilant DraxImage Inc. | 156 |
5 |
| NAC International, Inc. | 50 |
5 |
| Eczacibasi Monrol Nukleer Urunler Sanayi ve Ticaret Anonim Sirketi | 30 |
5 |
| Hitachi Zosen Corporation | 585 |
4 |
| Central Research Institute of Electric Power Industry | 88 |
3 |
| Lemer Protection Anti-x Par Abreviation Societe Lemer PAX | 19 |
3 |
| Medi-Physics, Inc. | 90 |
3 |
| Westinghouse Electric Company LLC | 1202 |
3 |
| The Boeing Company | 20232 |
2 |
| American Aerogel Corporation | 16 |
2 |
| Bracco Diagnostics Inc. | 104 |
2 |
| KEPCO Nuclear Fuel Co., Ltd. | 152 |
2 |
| Nippon Light Metal Company, Ltd. | 696 |
2 |
| PacTec, Inc. | 39 |
2 |
| Tokuyama Corporation | 1508 |
2 |
| Chrysos Corporation Limited | 18 |
2 |
| Hazprotect Pty Ltd | 3 |
2 |
| Other owners | 84 |