- All sections
- H - Electricity
- H01R - Electrically-conductive connectionsstructural associations of a plurality of mutually-insulated electrical connecting elementscoupling devicescurrent collectors
- H01R 4/28 - Clamped connectionsSpring connections
Patent holdings for IPC class H01R 4/28
Total number of patents in this class: 394
10-year publication summary
|
20
|
25
|
24
|
17
|
26
|
37
|
26
|
22
|
13
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hubbell Incorporated | 3403 |
29 |
| Sumitomo Wiring Systems, Ltd. | 10752 |
13 |
| Sumitomo Electric Industries, Ltd. | 16061 |
12 |
| Yazaki Corporation | 6922 |
12 |
| AutoNetworks Technologies, Ltd. | 6910 |
12 |
| Tyco Electronics (shanghai) Co. Ltd. | 1013 |
9 |
| Robert Bosch GmbH | 43500 |
8 |
| IDEAL Industries, Inc. | 387 |
8 |
| Phoenix Contact GmbH & Co. KG | 2283 |
8 |
| TE Connectivity Solutions GmbH | 2954 |
7 |
| Aptiv Technologies AG | 2420 |
7 |
| Siemens AG | 24237 |
6 |
| Foxconn Interconnect Technology Limited | 1142 |
6 |
| Illinois Tool Works Inc. | 11710 |
4 |
| Boston Scientific Neuromodulation Corporation | 2463 |
4 |
| AGC Automotive Americas Co. | 72 |
4 |
| Burndy LLC | 48 |
4 |
| Lotes Co., Ltd. | 357 |
4 |
| Quanta Associates, L.P. | 437 |
4 |
| TE Connectivity Germany GmbH | 642 |
4 |
| Other owners | 229 |