- All sections
- H - Electricity
- H01R - Electrically-conductive connections; structural associations of a plurality of mutually-insulated electrical connecting elements; coupling devices; current 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: 226
10-year publication summary
|
21
|
18
|
20
|
18
|
12
|
18
|
16
|
15
|
15
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Furukawa Electric Co., Ltd. | 3486 |
25 |
| Sumitomo Electric Industries, Ltd. | 14131 |
24 |
| Fujikura Ltd. | 2777 |
15 |
| Nexans | 588 |
10 |
| Hitachi, Ltd. | 16452 |
9 |
| Massachusetts Institute of Technology | 9795 |
7 |
| Siemens AG | 24990 |
6 |
| International Superconductivity Technology Center, The Juridical Foundation | 45 |
6 |
| Toshiba Corporation | 12017 |
4 |
| ASG Superconductors S.p.A. | 13 |
4 |
| Google LLC | 38759 |
4 |
| Riken | 1669 |
4 |
| Swcc Showa Cable Systems Co., Ltd. | 71 |
4 |
| Psiquantum, Corp. | 300 |
4 |
| Commonwealth Fusion Systems LLC | 52 |
4 |
| General Electric Company | 18133 |
3 |
| Siemens Plc | 73 |
3 |
| Advanced Conductor Technologies LLC | 13 |
3 |
| Chubu University Educational Foundation | 90 |
3 |
| Mitsubishi Materials Corporation | 2378 |
3 |
| Other owners | 81 |