- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 13/00 - Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windingsDisposition of current collectors in motors or generatorsArrangements for improving commutation
Patent holdings for IPC class H02K 13/00
Total number of patents in this class: 708
10-year publication summary
|
62
|
64
|
45
|
46
|
49
|
48
|
45
|
39
|
60
|
37
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
49 |
| Mitsuba Corporation | 822 |
36 |
| Denso Corporation | 25579 |
24 |
| Schaeffler Technologies AG & Co. KG | 11003 |
24 |
| Bayerische Motoren Werke Aktiengesellschaft | 15289 |
22 |
| Mitsubishi Electric Corporation | 48048 |
20 |
| Mabuchi Motor Co., Ltd. | 231 |
17 |
| Robert Bosch GmbH | 44176 |
15 |
| Johnson Electric International AG | 379 |
15 |
| Hitachi Automotive Systems, Ltd. | 3954 |
12 |
| Flender GmbH | 421 |
11 |
| Nissan Motor Co., Ltd. | 12966 |
10 |
| Tris Inc. | 18 |
10 |
| Valeo Equipements Electriques Moteur | 940 |
10 |
| ZF Friedrichshafen AG | 7247 |
9 |
| Cutsforth, Inc. | 73 |
9 |
| GE Infrastructure Technology, LLC | 6165 |
9 |
| Schunk Carbon Technology GmbH | 42 |
9 |
| CR Flight LLC | 19 |
9 |
| Ampere S.A.S. | 698 |
8 |
| Other owners | 380 |