- All sections
- G - Physics
- G21D - Nuclear power plant
- G21D 1/00 - NUCLEAR POWER PLANT - Details of nuclear power plant
Patent holdings for IPC class G21D 1/00
Total number of patents in this class: 554
10-year publication summary
|
43
|
27
|
26
|
44
|
59
|
48
|
37
|
38
|
32
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 8504 |
69 |
| Korea Hydro & Nuclear Power Co., Ltd. | 404 |
62 |
| NuScale Power, LLC | 253 |
27 |
| SMR Inventec, LLC | 48 |
20 |
| Hitachi-GE Nuclear Energy, Ltd. | 272 |
19 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6218 |
18 |
| Korea Atomic Energy Research Institute | 426 |
16 |
| Terrapower, LLC | 333 |
14 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10667 |
11 |
| Nippon Steel Corporation | 5982 |
10 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
10 |
| BWXT Mpower, Inc. | 157 |
8 |
| GE-Hitachi Nuclear Energy Americas LLC | 417 |
8 |
| Framatome GmbH | 251 |
8 |
| Joint Stock Company "akme-engineering" | 70 |
7 |
| Westinghouse Electric Company LLC | 1115 |
7 |
| Energie Propre Prodigy Ltee / Prodigy Clean Energy Ltd. | 11 |
7 |
| Doosan Heavy Industries & Construction Co., Ltd. | 585 |
6 |
| ATS Corporation | 148 |
6 |
| DCNS | 97 |
5 |
| Other owners | 216 |