- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 17/017 - Inspection or maintenance of pipe-lines or tubes in nuclear installations
Patent holdings for IPC class G21C 17/017
Total number of patents in this class: 253
10-year publication summary
|
14
|
10
|
11
|
16
|
15
|
8
|
9
|
9
|
10
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Westinghouse Electric Company LLC | 1152 |
28 |
| Atomic Energy of Canada Limited | 130 |
21 |
| Mitsubishi Heavy Industries, Ltd. | 8783 |
16 |
| GE-Hitachi Nuclear Energy Americas LLC | 430 |
12 |
| Electricite de France | 733 |
10 |
| Ontario Power Generation Inc. | 75 |
9 |
| Candu Energy Inc. | 54 |
7 |
| Framatome Inc. | 48 |
7 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10941 |
6 |
| Areva NP | 212 |
6 |
| Joint Stock Company "rosenergoatom" | 88 |
6 |
| Science and Innovations - Nuclear Industry Scientific Development, Private Enterprise | 81 |
6 |
| Obschestvo S Ogranichennoy Otvetstvennost'yu "prolog" | 9 |
6 |
| Toshiba Corporation | 12472 |
5 |
| Atomic Energy of Canada Limited (aecl) | 10 |
4 |
| Framatome | 189 |
4 |
| Joint Stock Company "n.a. Dollezhal Research and Development Institute of Power Engineering" | 6 |
4 |
| General Electric Company | 13845 |
3 |
| AREVA Inc. | 30 |
3 |
| Hitachi-GE Nuclear Energy, Ltd. | 284 |
3 |
| Other owners | 87 |