- 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: 531
10-year publication summary
|
53
|
47
|
52
|
46
|
27
|
29
|
26
|
23
|
11
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Commissariat à l'énergie atomique et aux energies alternatives | 10956 |
26 |
| Nippon Chemical Industrial Co., Ltd. | 287 |
26 |
| Ebara Corporation | 2199 |
15 |
| Hitachi-GE Nuclear Energy, Ltd. | 284 |
13 |
| Korea Atomic Energy Research Institute | 439 |
13 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 372 |
12 |
| Ukima Chemicals & Color Mfg. Co., Ltd. | 28 |
12 |
| Veolia Nuclear Solutions Inc. | 63 |
11 |
| Framatome GmbH | 253 |
10 |
| Centre National de La Recherche Scientifique | 10576 |
8 |
| Titan Kogyo Kabushiki Kaisha | 32 |
8 |
| Battelle Savannah River Alliance, LLC | 219 |
8 |
| Tsinghua University | 5969 |
7 |
| Tosoh Corporation | 1327 |
7 |
| Avantech, LLC | 14 |
7 |
| Perma-Fix Environmental Services, Inc. | 28 |
6 |
| Universite de Montpellier | 1001 |
6 |
| Kurita Water Industries Ltd. | 1209 |
5 |
| National Technology & Engineering Solutions of Sandia, LLC | 1912 |
5 |
| P&T Global Solutions, LLC | 19 |
5 |
| Other owners | 321 |