- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 13/14 - Circuit arrangements for improvement of commutation, e.g. by use of unidirectionally conductive elements
Patent holdings for IPC class H02K 13/14
Total number of patents in this class: 22
10-year publication summary
|
2
|
3
|
0
|
3
|
3
|
7
|
1
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Wisconsin Alumni Research Foundation | 3819 |
5 |
| Johnson Electric International AG | 368 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 29620 |
2 |
| Mitsuba Corporation | 808 |
2 |
| Voith Patent GmbH | 2731 |
2 |
| Panasonic Corporation | 20327 |
1 |
| Mitsubishi Electric Corporation | 44738 |
1 |
| MAHLE International GmbH | 2690 |
1 |
| National Chiao Tung University | 524 |
1 |
| United States of America AS represented by The Administrator of NASA | 408 |
1 |
| Guangdong Zhaoqing L&V Co. Ltd. | 50 |
1 |
| Vitesco Technologies GmbH | 2486 |
1 |
| Samuel Ogunbo | 1 |
1 |
| Other owners | 0 |