- All sections
- H - Electricity
- H01R - Electrically-conductive connectionsstructural associations of a plurality of mutually-insulated electrical connecting elementscoupling devicescurrent collectors
- H01R 39/26 - Solid sliding contacts, e.g. carbon brush
Patent holdings for IPC class H01R 39/26
Total number of patents in this class: 113
10-year publication summary
|
7
|
8
|
9
|
6
|
19
|
5
|
8
|
7
|
9
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 42861 |
6 |
| Toyo Tanso Co., Ltd. | 222 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 32095 |
5 |
| Schunk Carbon Technology GmbH | 37 |
4 |
| Denso Corporation | 24588 |
3 |
| Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Wurzburg | 233 |
3 |
| Cutsforth, Inc. | 74 |
3 |
| Schunk Kohlenstofftechnik GmbH | 132 |
3 |
| Johnson Electric International AG | 374 |
3 |
| Siemens Gamesa Renewable Energy A/S | 1901 |
3 |
| Schleifring GmbH | 69 |
3 |
| Schunk Transit Systems GmbH | 74 |
3 |
| Nissan Motor Co., Ltd. | 12593 |
2 |
| Schaeffler Technologies AG & Co. KG | 10056 |
2 |
| Audi AG | 7381 |
2 |
| Caterpillar Global Mining Equipment LLC | 162 |
2 |
| Jusung Engineering Co., Ltd. | 454 |
2 |
| Mersen France Amiens SAS | 38 |
2 |
| New Way Machine Components, Inc. | 38 |
2 |
| Tris Inc. | 15 |
2 |
| Other owners | 52 |