Patent holdings for IPC class G21C 15/00

Total number of patents in this class: 149

10-year publication summary

5
4
8
7
5
3
6
4
5
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Westinghouse Electric Company LLC
1179
14
Hitachi-GE Nuclear Energy, Ltd.
266
13
BWXT Mpower, Inc.
158
11
Korea Atomic Energy Research Institute
458
8
NuScale Power, LLC
292
6
Toshiba Corporation
12684
5
GE-Hitachi Nuclear Energy Americas LLC
441
4
SMR Inventec, LLC
48
4
China General Nuclear Power Corporation
285
3
China Nuclear Power Technology Research Institute Co., Ltd.
232
3
State Atomic Energy Corporation "rosatom" on Behalf of The Russian Federation
59
3
SOLETANCHE FREYSSINET, société par actions simplifiée
36
3
CGN Power Co., Ltd
328
3
Areva NP
204
2
Candu Energy Inc.
60
2
China Nuclear Power Engineering Co., Ltd.
275
2
Electricite de France
742
2
Joint Stock Company "akme-engineering"
60
2
KEPCO Nuclear Fuel Co., Ltd.
144
2
Korea Hydro and Nuclear Power Co., Ltd.
15
2
Other owners 55