- All sections
- H - Electricity
- H01R - Electrically-conductive connectionsstructural associations of a plurality of mutually-insulated electrical connecting elementscoupling devicescurrent collectors
- H01R 4/38 - Clamped connectionsSpring connections using a clamping member acted on by screw or nut
Patent holdings for IPC class H01R 4/38
Total number of patents in this class: 394
10-year publication summary
|
31
|
41
|
39
|
22
|
24
|
16
|
10
|
14
|
22
|
23
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hubbell Incorporated | 3442 |
40 |
| Sumitomo Wiring Systems, Ltd. | 11005 |
34 |
| Sumitomo Electric Industries, Ltd. | 16331 |
22 |
| AutoNetworks Technologies, Ltd. | 7108 |
22 |
| PPC Broadband, Inc. | 1113 |
14 |
| Yazaki Corporation | 7118 |
12 |
| Burndy LLC | 48 |
11 |
| Phoenix Contact GmbH & Co. KG | 2293 |
6 |
| UniRac, Inc. | 448 |
5 |
| Mitsubishi Electric Corporation | 48018 |
4 |
| ABB Schweiz AG | 7607 |
4 |
| Amphenol Corporation | 787 |
4 |
| TE Connectivity Solutions GmbH | 3044 |
4 |
| Siemens AG | 24029 |
3 |
| Toyota Motor Corporation | 35772 |
3 |
| Ford Global Technologies, LLC | 21509 |
3 |
| Omron Corporation | 7360 |
3 |
| Elemental LED, Inc. | 186 |
3 |
| Leviton Manufacturing Co., Inc. | 812 |
3 |
| Saint-Gobain Sekurit France | 835 |
3 |
| Other owners | 191 |