- All sections
- G - Physics
- G21F - Protection against x-radiation, gamma radiation, corpuscular radiation or particle bombardment; treating radioactively contaminated material; decontamination arrangements therefor
- G21F 9/30 - Processing
Patent holdings for IPC class G21F 9/30
Total number of patents in this class: 454
10-year publication summary
45
|
55
|
37
|
36
|
28
|
30
|
35
|
35
|
25
|
8
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
39 |
Korea Hydro & Nuclear Power Co., Ltd. | 383 |
16 |
Framatome GmbH | 246 |
15 |
Korea Atomic Energy Research Institute | 418 |
10 |
Westinghouse Electric Company LLC | 1087 |
10 |
Orano Recyclage | 57 |
9 |
Areva NC | 135 |
8 |
GE-Hitachi Nuclear Energy Americas LLC | 406 |
8 |
Electricite de France | 695 |
7 |
Hitachi-GE Nuclear Energy, Ltd. | 261 |
7 |
ALD Vacuum Technologies GmbH | 138 |
6 |
Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 354 |
6 |
Ukima Chemicals & Color Mfg. Co., Ltd. | 28 |
6 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
5 |
Forschungszentrum Julich GmbH | 604 |
5 |
PCS Co., Ltd. | 8 |
5 |
GeoRoc International, Inc. | 10 |
5 |
Hitachi, Ltd. | 16452 |
4 |
Areva GmbH | 90 |
4 |
KEPCO Nuclear Fuel Co., Ltd. | 130 |
4 |
Other owners | 275 |