- All sections
- G - Physics
- G21F - Protection against x-radiation, gamma radiation, corpuscular radiation or particle bombardmenttreating radioactively contaminated materialdecontamination arrangements therefor
- G21F 9/12 - Processing by absorptionProcessing by adsorptionProcessing by ion-exchange
Patent holdings for IPC class G21F 9/12
Total number of patents in this class: 534
10-year publication summary
|
55
|
54
|
50
|
28
|
30
|
30
|
26
|
12
|
21
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Commissariat à l'énergie atomique et aux energies alternatives | 11127 |
25 |
| Nippon Chemical Industrial Co., Ltd. | 292 |
25 |
| Ebara Corporation | 2323 |
15 |
| Korea Atomic Energy Research Institute | 464 |
15 |
| Framatome GmbH | 251 |
11 |
| Veolia Nuclear Solutions Inc. | 63 |
11 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 373 |
10 |
| Ukima Chemicals & Color Mfg. Co., Ltd. | 26 |
10 |
| Centre National de La Recherche Scientifique | 11016 |
8 |
| Titan Kogyo Kabushiki Kaisha | 35 |
8 |
| Tsinghua University | 6212 |
7 |
| Tosoh Corporation | 1414 |
7 |
| Avantech, LLC | 17 |
7 |
| Battelle Savannah River Alliance, LLC | 221 |
7 |
| Hitachi GE Vernova Nuclear Energy, Ltd. | 170 |
7 |
| Hitachi-GE Nuclear Energy, Ltd. | 132 |
6 |
| Universite de Montpellier | 1042 |
6 |
| Perma-Fix Environmental Services, Inc. | 32 |
5 |
| National Technology & Engineering Solutions of Sandia, LLC | 1950 |
5 |
| P&T Global Solutions, LLC | 19 |
5 |
| Other owners | 334 |