- 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: 86
10-year publication summary
|
12
|
10
|
8
|
6
|
4
|
2
|
8
|
3
|
3
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hubbell Incorporated | 3435 |
29 |
| Phoenix Contact GmbH & Co. KG | 2292 |
6 |
| TE Connectivity Solutions GmbH | 3043 |
5 |
| Omron Corporation | 7357 |
3 |
| WAGO Verwaltungsgesellschaft mbH | 584 |
3 |
| Honeywell Safety Products USA, Inc. | 761 |
2 |
| EPL Engineering, S.L. | 6 |
2 |
| Apple Inc. | 58621 |
1 |
| Sumitomo Electric Industries, Ltd. | 16303 |
1 |
| Intel Corporation | 47063 |
1 |
| Epcos AG | 642 |
1 |
| ZTE Corporation | 44075 |
1 |
| Wisconsin Alumni Research Foundation | 3884 |
1 |
| Sumitomo Wiring Systems, Ltd. | 10974 |
1 |
| AutoNetworks Technologies, Ltd. | 7079 |
1 |
| Classic Connectors, Inc. | 20 |
1 |
| FCI | 324 |
1 |
| FCI Americas Technology LLC | 292 |
1 |
| Google LLC | 44448 |
1 |
| HARTING Electronics GmbH & Co. KG | 97 |
1 |
| Other owners | 23 |