- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 37/14 - Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets with magnets rotating within the armatures
Patent holdings for IPC class H02K 37/14
Total number of patents in this class: 168
10-year publication summary
|
19
|
14
|
9
|
12
|
12
|
10
|
7
|
3
|
6
|
23
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| AAC Microtech (Changzhou) Co., Ltd. | 1021 |
23 |
| Nidec Sankyo Corporation | 1054 |
19 |
| Minebea Mitsumi Inc. | 1938 |
14 |
| Denso Corporation | 25513 |
11 |
| LG Innotek Co., Ltd. | 8453 |
9 |
| LIN Engineering, Inc. | 31 |
8 |
| Fujikoki Corporation | 414 |
6 |
| Casio Computer Co., Ltd. | 3502 |
4 |
| Canon Inc. | 43768 |
3 |
| Continental Automotive GmbH | 4507 |
3 |
| Schaeffler Technologies AG & Co. KG | 10948 |
3 |
| Nidec Servo Corporation | 96 |
3 |
| Woodward, Inc. | 675 |
3 |
| Mitsubishi Electric Corporation | 47971 |
2 |
| Faulhaber Precistep SA | 5 |
2 |
| Federal Mogul Sintertech | 5 |
2 |
| Mmt SA | 25 |
2 |
| Nidec Corporation | 2806 |
2 |
| Olympus Winter & Ibe GmbH | 716 |
2 |
| Seiko Precision Inc. | 100 |
2 |
| Other owners | 45 |