- 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 windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
Patent holdings for IPC class H02K 13/00
Total number of patents in this class: 664
10-year publication summary
|
77
|
42
|
62
|
64
|
45
|
46
|
49
|
48
|
45
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
41 |
| Mitsuba Corporation | 806 |
41 |
| Denso Corporation | 23338 |
27 |
| Mitsubishi Electric Corporation | 43934 |
27 |
| Robert Bosch GmbH | 40953 |
19 |
| Johnson Electric International AG | 390 |
16 |
| Mabuchi Motor Co., Ltd. | 168 |
15 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
13 |
| Flender GmbH | 338 |
13 |
| Hitachi Automotive Systems, Ltd. | 3970 |
12 |
| Cutsforth, Inc. | 74 |
10 |
| Valeo Equipements Electriques Moteur | 1036 |
10 |
| CR Flight LLC | 25 |
10 |
| GE Infrastructure Technology, LLC | 5873 |
9 |
| Nissan Motor Co., Ltd. | 12249 |
8 |
| Black & Decker, Inc. | 2402 |
7 |
| Tris Inc. | 13 |
7 |
| Siemens AG | 24990 |
6 |
| LG Innotek Co., Ltd. | 6758 |
6 |
| Aisin Seiki Kabushiki Kaisha | 2427 |
6 |
| Other owners | 361 |