- All sections
- G - Physics
- G21C - Nuclear reactors
- G21C 7/28 - Control of nuclear reaction by displacement of the reflector or parts thereof
Patent holdings for IPC class G21C 7/28
Total number of patents in this class: 48
10-year publication summary
|
6
|
1
|
2
|
2
|
9
|
9
|
4
|
2
|
6
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Westinghouse Electric Company LLC | 1181 |
9 |
| Rolls-Royce Submarines Limited | 22 |
7 |
| Terrapower, LLC | 346 |
5 |
| Oklo Inc. | 27 |
4 |
| Clear Inc. | 42 |
4 |
| GE-Hitachi Nuclear Energy Americas LLC | 445 |
3 |
| Ultra Safe Nuclear Corporation | 40 |
2 |
| BWXT Advanced Technologies LLC | 126 |
2 |
| Battelle Energy Alliance, LLC | 599 |
1 |
| Chung-Ang University Industry-Academy Cooperation Foundation | 469 |
1 |
| Nihon Nature Cell Co., Ltd. | 1 |
1 |
| Shanghai Jiao Tong University | 1329 |
1 |
| Kabushiki Kaisha Kankyo Keikaku | 1 |
1 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6207 |
1 |
| Aikon Techno Inc. | 1 |
1 |
| Thorium Tech Solution Inc. | 4 |
1 |
| Standard Nuclear, Inc. | 34 |
1 |
| Loki MMR Inc. | 11 |
1 |
| Dark Fission Space Systems Inc. | 4 |
1 |
| Hitachi GE Vernova Nuclear Energy, Ltd. | 159 |
1 |
| Other owners | 0 |