- All sections
- H - Electricity
- H01R - Electrically-conductive connectionsstructural associations of a plurality of mutually-insulated electrical connecting elementscoupling devicescurrent collectors
- H01R 43/12 - Manufacture of brushes
Patent holdings for IPC class H01R 43/12
Total number of patents in this class: 49
10-year publication summary
|
6
|
4
|
8
|
4
|
2
|
2
|
1
|
1
|
1
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schleifring und Apparatebau GmbH | 77 |
5 |
| Toyo Tanso Co., Ltd. | 220 |
4 |
| ABB Schweiz AG | 7219 |
3 |
| Tanaka Kikinzoku Kogyo K.K. | 571 |
3 |
| Wabtec Holding Corp. | 365 |
3 |
| Robert Bosch GmbH | 43114 |
2 |
| TDK Corporation | 6750 |
2 |
| Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Wurzburg | 233 |
2 |
| Tris Inc. | 16 |
2 |
| Walter Maschinenbau GmbH | 52 |
2 |
| Schleifring GmbH | 70 |
2 |
| Schunk Carbon Technology GmbH | 40 |
2 |
| Murata Manufacturing Co., Ltd. | 25037 |
1 |
| Sandia Corporation | 93 |
1 |
| Hamilton Sundstrand Corporation | 4961 |
1 |
| Energy Conversion Systems Holdings, LLC | 1 |
1 |
| Heraeus Materials Technology GmbH & Co. KG | 28 |
1 |
| Mersen France Amiens SAS | 39 |
1 |
| Schunk Kohlenstofftechnik GmbH | 134 |
1 |
| SGL Carbon SE | 393 |
1 |
| Other owners | 9 |