- All sections
- G - Physics
- G21B - Fusion reactors
- G21B 1/05 - Thermonuclear fusion reactors with magnetic or electric plasma confinement
Patent holdings for IPC class G21B 1/05
Total number of patents in this class: 432
10-year publication summary
|
19
|
25
|
54
|
37
|
40
|
35
|
56
|
52
|
67
|
40
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tokamak Energy Ltd | 192 |
74 |
| Tae Technologies, Inc. | 239 |
42 |
| Lockheed Martin Corporation | 3272 |
31 |
| Alpha Ring International, Ltd. | 34 |
26 |
| The Trustees of Princeton University | 1197 |
18 |
| ZAP Energy, Inc. | 23 |
16 |
| Massachusetts Institute of Technology | 10093 |
14 |
| The Regents of the University of California | 20035 |
10 |
| Wisconsin Alumni Research Foundation | 3890 |
10 |
| University of Washington | 2343 |
10 |
| Fuse Energy Technologies Corp | 20 |
10 |
| Commonwealth Fusion Systems LLC | 84 |
10 |
| General Fusion Inc. | 77 |
9 |
| Helion Energy, Inc. | 42 |
9 |
| Lawrence Livermore National Security, LLC | 1944 |
7 |
| Hefei Institutes of Physical Science, Chinese Academy of Sciences | 146 |
7 |
| Novatron Fusion Group AB | 9 |
6 |
| Radom Corporation | 23 |
4 |
| Avalanche Energy Designs, Inc. | 11 |
4 |
| Renaissance Fusion | 19 |
4 |
| Other owners | 111 |