- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 3/18 - Windings for salient poles
Patent holdings for IPC class H02K 3/18
Total number of patents in this class: 853
10-year publication summary
|
71
|
168
|
109
|
116
|
79
|
80
|
77
|
50
|
58
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 44794 |
82 |
| Denso Corporation | 23747 |
52 |
| Panasonic Intellectual Property Management Co., Ltd. | 29687 |
33 |
| Nidec Corporation | 2601 |
30 |
| Daikin Industries, Ltd. | 9836 |
19 |
| Robert Bosch GmbH | 41765 |
15 |
| Schaeffler Technologies AG & Co. KG | 9386 |
14 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13096 |
14 |
| LG Innotek Co., Ltd. | 7225 |
11 |
| Aisin AW Co., Ltd. | 2364 |
11 |
| Mitsuba Corporation | 808 |
11 |
| Toyota Motor Corporation | 30398 |
10 |
| Black & Decker, Inc. | 2405 |
10 |
| Densotrim Co., Ltd. | 50 |
9 |
| Samsung Electronics Co., Ltd. | 138729 |
8 |
| Minebea Mitsumi Inc. | 1614 |
8 |
| Aster Co., Ltd. | 44 |
8 |
| Mitsubishi Electric Mobility Corporation | 1041 |
8 |
| Honda Motor Co., Ltd. | 24868 |
7 |
| Caterpillar Inc. | 9158 |
7 |
| Other owners | 486 |