- All sections
- H - Electricity
- H01R - Electrically-conductive connectionsstructural associations of a plurality of mutually-insulated electrical connecting elementscoupling devicescurrent collectors
- H01R 39/39 - Brush holders wherein the brush is fixedly mounted in the holder
Patent holdings for IPC class H01R 39/39
Total number of patents in this class: 47
10-year publication summary
|
2
|
3
|
2
|
3
|
1
|
7
|
0
|
6
|
6
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aktiebolaget SKF | 2970 |
11 |
| Schleifring und Apparatebau GmbH | 79 |
4 |
| Schleifring GmbH | 69 |
4 |
| Schunk Transit Systems GmbH | 73 |
4 |
| Robert Bosch GmbH | 42784 |
3 |
| Schunk Bahn-und Industrietechnik GmbH | 27 |
2 |
| SEG Automotive Germany GmbH | 205 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 31756 |
1 |
| NSK Ltd. | 2790 |
1 |
| ABB Schweiz AG | 7023 |
1 |
| BAE Systems Land & Armaments, L.P. | 55 |
1 |
| Brose Fahrzeugteile GmbH & Co. KG, Wurzburg | 49 |
1 |
| LTN Servotechnik GmbH | 18 |
1 |
| Princetel, Inc. | 24 |
1 |
| Taiwan Long Hawn Enterprise Co. | 5 |
1 |
| Valeo Systemes d'Essuyage | 1143 |
1 |
| Weg Equipamentos Eletricos S.A. - Motores | 72 |
1 |
| Minebea Mitsumi Inc. | 1755 |
1 |
| Transportation IP Holdings, LLC | 933 |
1 |
| Igarashi Motoren GmbH | 3 |
1 |
| Other owners | 4 |