- 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: 236
10-year publication summary
|
18
|
20
|
18
|
12
|
18
|
16
|
15
|
15
|
10
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Furukawa Electric Co., Ltd. | 3645 |
25 |
| Sumitomo Electric Industries, Ltd. | 15443 |
22 |
| Fujikura Ltd. | 2925 |
15 |
| Nexans | 616 |
10 |
| Hitachi, Ltd. | 15467 |
8 |
| Massachusetts Institute of Technology | 10041 |
8 |
| Siemens AG | 24518 |
6 |
| International Superconductivity Technology Center, The Juridical Foundation | 40 |
6 |
| Toshiba Corporation | 12326 |
5 |
| Commonwealth Fusion Systems LLC | 83 |
5 |
| ASG Superconductors S.p.A. | 13 |
4 |
| Google LLC | 42096 |
4 |
| Riken | 1692 |
4 |
| Swcc Showa Cable Systems Co., Ltd. | 70 |
4 |
| Psiquantum, Corp. | 417 |
4 |
| Siemens Plc | 71 |
3 |
| Advanced Conductor Technologies LLC | 13 |
3 |
| Chubu University Educational Foundation | 100 |
3 |
| Mitsubishi Materials Corporation | 2438 |
3 |
| NV Bekaert SA | 747 |
3 |
| Other owners | 91 |