- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 21/16 - Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
Patent holdings for IPC class H02K 21/16
Total number of patents in this class: 825
10-year publication summary
|
50
|
58
|
86
|
64
|
86
|
95
|
96
|
108
|
81
|
19
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
122 |
| Denso Corporation | 23338 |
43 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
37 |
| Nidec Corporation | 2579 |
27 |
| Milwaukee Electric Tool Corporation | 3572 |
23 |
| Black & Decker, Inc. | 2402 |
22 |
| Nidec Motor Corporation | 527 |
21 |
| LG Electronics Inc. | 69257 |
19 |
| Mitsuba Corporation | 806 |
13 |
| Daikin Industries, Ltd. | 9495 |
11 |
| Makita Corporation | 2339 |
11 |
| Minebea Mitsumi Inc. | 1461 |
10 |
| Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Wurzburg | 238 |
8 |
| Kabushiki Kaisha Yaskawa Denki | 1468 |
8 |
| Regal Beloit America, Inc. | 939 |
8 |
| Grundfos Holding A/S | 506 |
8 |
| Samsung Electronics Co., Ltd. | 131630 |
7 |
| Toyota Motor Corporation | 28582 |
7 |
| Robert Bosch GmbH | 40953 |
7 |
| LG Innotek Co., Ltd. | 6758 |
7 |
| Other owners | 406 |