- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 15/023 - Cage rotors
Patent holdings for IPC class H02K 15/023
Total number of patents in this class: 20
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
1
|
3
|
1
|
6
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Innomotics GmbH | 609 |
4 |
| Wieland eTraction Systems GmbH | 3 |
2 |
| GM Global Technology Operations LLC | 16174 |
1 |
| Ford Global Technologies, LLC | 21555 |
1 |
| Schaeffler Technologies AG & Co. KG | 11069 |
1 |
| ABB Schweiz AG | 7656 |
1 |
| Atieva, Inc. | 571 |
1 |
| GREE Electric Appliances, Inc. of Zhuhai | 3318 |
1 |
| NHK Spring Co., Ltd. | 1989 |
1 |
| Tesla Motors, Inc. | 93 |
1 |
| Timken Gears & Services Inc. | 36 |
1 |
| Wieland-Werke AG | 358 |
1 |
| Hochschule für Technik und Wirtschaft Dresden | 17 |
1 |
| Walter Henrich GmbH | 4 |
1 |
| Additive Drives GmbH | 24 |
1 |
| Oerlikon AM Europe GmbH | 7 |
1 |
| Other owners | 0 |