- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 17/003 - Remote inspection of vessels, e.g. pressure vessels
Patent holdings for IPC class G21C 17/003
Total number of patents in this class: 123
10-year publication summary
|
5
|
6
|
7
|
1
|
3
|
6
|
2
|
6
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 8976 |
20 |
| Westinghouse Electric Company LLC | 1171 |
14 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6218 |
11 |
| China Nuclear Power Engineering Co., Ltd. | 274 |
5 |
| Hitachi-GE Nuclear Energy, Ltd. | 266 |
5 |
| Toshiba Corporation | 12578 |
4 |
| GE-Hitachi Nuclear Energy Americas LLC | 441 |
4 |
| China General Nuclear Power Corporation | 285 |
3 |
| Framatome | 195 |
3 |
| CGN Power Co., Ltd | 327 |
3 |
| Mitsubishi Electric Corporation | 47416 |
2 |
| China General Nuclear Power Group | 45 |
2 |
| Electricite de France | 742 |
2 |
| ISEC Industrial Security AB | 3 |
2 |
| Korea Hydro & Nuclear Power Co., Ltd. | 514 |
2 |
| NuScale Power, LLC | 291 |
2 |
| Vega Wave Systems, Inc. | 8 |
2 |
| CGNPC Inspection Technology Co., Ltd. | 6 |
2 |
| China Nuclear Power Design Company Ltd. (Shenzhen) | 95 |
2 |
| Suzhou Nuclear Power Research Institute Co., Ltd | 34 |
2 |
| Other owners | 31 |