- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 21/14 - Synchronous motors having permanent magnetsSynchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
Patent holdings for IPC class H02K 21/14
Total number of patents in this class: 1441
10-year publication summary
|
113
|
111
|
186
|
152
|
160
|
128
|
110
|
96
|
92
|
30
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47625 |
116 |
| Denso Corporation | 25232 |
83 |
| Nidec Corporation | 2767 |
36 |
| Honda Motor Co., Ltd. | 25873 |
25 |
| LG Innotek Co., Ltd. | 8200 |
22 |
| GM Global Technology Operations LLC | 15848 |
21 |
| Linear Labs, Inc. | 75 |
20 |
| Daikin Industries, Ltd. | 10393 |
17 |
| Samsung Electronics Co., Ltd. | 154120 |
16 |
| Panasonic Intellectual Property Management Co., Ltd. | 33602 |
16 |
| Mitsuba Corporation | 815 |
16 |
| Hitachi Astemo, Ltd. | 6409 |
16 |
| Kabushiki Kaisha Yaskawa Denki | 1466 |
14 |
| Hamilton Sundstrand Corporation | 5018 |
13 |
| Schaeffler Technologies AG & Co. KG | 10725 |
13 |
| Milwaukee Electric Tool Corporation | 4824 |
13 |
| LG Electronics Inc. | 75045 |
12 |
| Toshiba Corporation | 12695 |
12 |
| Ford Global Technologies, LLC | 21296 |
12 |
| Nissan Motor Co., Ltd. | 12778 |
12 |
| Other owners | 936 |