- All sections
- H - Electricity
- H01R - Electrically-conductive connectionsstructural associations of a plurality of mutually-insulated electrical connecting elementscoupling devicescurrent collectors
- H01R 4/52 - Clamped connectionsSpring connections using a cam, wedge, cone or ball which is spring loaded
Patent holdings for IPC class H01R 4/52
Total number of patents in this class: 85
10-year publication summary
|
5
|
11
|
7
|
8
|
5
|
3
|
2
|
7
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hubbell Incorporated | 3293 |
28 |
| Phoenix Contact GmbH & Co. KG | 2289 |
6 |
| TE Connectivity Solutions GmbH | 2830 |
5 |
| Omron Corporation | 7267 |
3 |
| WAGO Verwaltungsgesellschaft mbH | 543 |
3 |
| Honeywell Safety Products USA, Inc. | 853 |
2 |
| EPL Engineering, S.L. | 3 |
2 |
| Apple Inc. | 55345 |
1 |
| Sumitomo Electric Industries, Ltd. | 15576 |
1 |
| Intel Corporation | 47093 |
1 |
| Epcos AG | 697 |
1 |
| ZTE Corporation | 42654 |
1 |
| Wisconsin Alumni Research Foundation | 3890 |
1 |
| Sumitomo Wiring Systems, Ltd. | 10422 |
1 |
| AutoNetworks Technologies, Ltd. | 6635 |
1 |
| FCI | 418 |
1 |
| FCI Americas Technology LLC | 320 |
1 |
| Google LLC | 42510 |
1 |
| HARTING Electronics GmbH & Co. KG | 98 |
1 |
| IDEAL Industries, Inc. | 385 |
1 |
| Other owners | 23 |