- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 21/38 - Synchronous motors having permanent magnetsSynchronous generators having permanent magnets with rotating flux distributors, and armatures and magnets both stationary
Patent holdings for IPC class H02K 21/38
Total number of patents in this class: 70
10-year publication summary
|
6
|
2
|
4
|
5
|
1
|
3
|
3
|
2
|
4
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47556 |
9 |
| Daikin Industries, Ltd. | 10375 |
5 |
| Nagoya Institute of Technology | 244 |
4 |
| Prototus, Ltd. | 13 |
3 |
| Siemens AG | 24236 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 9016 |
2 |
| Levitronix GmbH | 76 |
2 |
| QM Power, Inc. | 52 |
2 |
| Tian di Tai Technology (HongKong) Co., Limited | 6 |
2 |
| Ventspils Augstskola | 9 |
2 |
| Samsung Electronics Co., Ltd. | 153573 |
1 |
| Deere & Company | 7906 |
1 |
| Toshiba Corporation | 12693 |
1 |
| Denso Corporation | 25165 |
1 |
| Industrial Technology Research Institute | 5079 |
1 |
| Hamilton Sundstrand Corporation | 5014 |
1 |
| Engineering Matters, Inc. | 3 |
1 |
| Evr Motors Ltd. | 24 |
1 |
| Höganäs AB | 299 |
1 |
| Johannes Kepler Universität Linz | 29 |
1 |
| Other owners | 27 |