- All sections
- H - Electricity
- H01R - Electrically-conductive connectionsstructural associations of a plurality of mutually-insulated electrical connecting elementscoupling devicescurrent collectors
- H01R 4/68 - Connections to or between superconductive conductors
Patent holdings for IPC class H01R 4/68
Total number of patents in this class: 253
10-year publication summary
|
20
|
18
|
12
|
18
|
16
|
15
|
15
|
10
|
16
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Furukawa Electric Co., Ltd. | 3694 |
25 |
| Sumitomo Electric Industries, Ltd. | 16331 |
20 |
| Fujikura Ltd. | 3087 |
15 |
| Nexans | 642 |
13 |
| Hitachi, Ltd. | 16094 |
8 |
| Massachusetts Institute of Technology | 10251 |
8 |
| International Superconductivity Technology Center, The Juridical Foundation | 33 |
6 |
| Psiquantum, Corp. | 550 |
6 |
| Siemens AG | 24029 |
5 |
| Toshiba Corporation | 12560 |
5 |
| Commonwealth Fusion Systems LLC | 105 |
5 |
| ASG Superconductors S.p.A. | 14 |
4 |
| Google LLC | 44482 |
4 |
| Riken | 1717 |
4 |
| Swcc Showa Cable Systems Co., Ltd. | 66 |
4 |
| Tokamak Energy Ltd | 200 |
4 |
| United Kingdom Atomic Energy Authority | 46 |
4 |
| Siemens Plc | 70 |
3 |
| Advanced Conductor Technologies LLC | 13 |
3 |
| Chubu University Educational Foundation | 100 |
3 |
| Other owners | 104 |