- All sections
- G - Physics
- G21F - Protection against x-radiation, gamma radiation, corpuscular radiation or particle bombardmenttreating radioactively contaminated materialdecontamination arrangements therefor
- G21F 9/20 - Disposal of liquid waste
Patent holdings for IPC class G21F 9/20
Total number of patents in this class: 34
10-year publication summary
|
7
|
2
|
7
|
2
|
0
|
1
|
2
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Regents of the University of California | 19544 |
2 |
| Hana Inspection & Engineering Co., Ltd. | 3 |
2 |
| Joint Stock Company "science and Innovations" | 74 |
2 |
| Joint Stock Company "rosenergoatom" | 84 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10693 |
1 |
| Tsinghua University | 5708 |
1 |
| AREVA NP Inc. | 36 |
1 |
| CH2M Hill, Inc. | 20 |
1 |
| Electric Power Research Institute, Inc. | 212 |
1 |
| Fred Hutchinson Cancer Research Center | 364 |
1 |
| GE Healthcare Limited | 693 |
1 |
| GE-Hitachi Nuclear Energy Americas LLC | 416 |
1 |
| Holtec International, Inc. | 269 |
1 |
| Japan Nuclear Fuel Limited | 3 |
1 |
| Korea University Research and Business Foundation | 2819 |
1 |
| Orion Tech Anstalt | 3 |
1 |
| Southwest Research Institute | 763 |
1 |
| Studsvik, Inc. | 6 |
1 |
| Terrapower, LLC | 334 |
1 |
| UChicago Argonne, LLC | 888 |
1 |
| Other owners | 10 |