- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 3/46 - Fastening of windings on the stator or rotor structure
Patent holdings for IPC class H02K 3/46
Total number of patents in this class: 611
10-year publication summary
|
31
|
45
|
56
|
61
|
40
|
44
|
48
|
46
|
43
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47556 |
50 |
| Denso Corporation | 25165 |
42 |
| Panasonic Intellectual Property Management Co., Ltd. | 33462 |
40 |
| Nidec Corporation | 2764 |
24 |
| Daikin Industries, Ltd. | 10375 |
17 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1519 |
17 |
| Mitsuba Corporation | 815 |
12 |
| Infinitum Electric Inc. | 88 |
10 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12525 |
10 |
| Hitachi, Ltd. | 15881 |
9 |
| Hamilton Sundstrand Corporation | 5014 |
8 |
| Fujitsu General Limited | 600 |
8 |
| LG Innotek Co., Ltd. | 8163 |
7 |
| Nidec Servo Corporation | 96 |
7 |
| Minebea Mitsumi Inc. | 1872 |
7 |
| Honda Motor Co., Ltd. | 25858 |
6 |
| Hitachi Automotive Systems, Ltd. | 3954 |
6 |
| Nissan Motor Co., Ltd. | 12757 |
6 |
| Aisin AW Co., Ltd. | 2275 |
6 |
| Whylot SAS | 82 |
6 |
| Other owners | 313 |