- 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: 343
10-year publication summary
|
20
|
29
|
35
|
38
|
22
|
22
|
13
|
9
|
14
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hubbell Incorporated | 3283 |
36 |
| Sumitomo Wiring Systems, Ltd. | 10383 |
22 |
| PPC Broadband, Inc. | 1082 |
15 |
| Burndy LLC | 48 |
11 |
| Sumitomo Electric Industries, Ltd. | 15529 |
10 |
| Yazaki Corporation | 6707 |
10 |
| AutoNetworks Technologies, Ltd. | 6606 |
10 |
| Phoenix Contact GmbH & Co. KG | 2290 |
6 |
| Toyota Motor Corporation | 32450 |
4 |
| Mitsubishi Electric Corporation | 46197 |
4 |
| Omron Corporation | 7261 |
4 |
| ABB Schweiz AG | 6987 |
4 |
| Amphenol Corporation | 756 |
4 |
| Elemental LED, Inc. | 172 |
4 |
| TE Connectivity Solutions GmbH | 2816 |
4 |
| Eaton Intelligent Power Limited | 5992 |
4 |
| Siemens AG | 24453 |
3 |
| Ford Global Technologies, LLC | 20646 |
3 |
| Leviton Manufacturing Co., Inc. | 820 |
3 |
| Saint-Gobain Sekurit France | 628 |
3 |
| Other owners | 179 |