- 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: 568
10-year publication summary
|
25
|
33
|
48
|
57
|
62
|
40
|
45
|
46
|
46
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 45962 |
50 |
| Panasonic Intellectual Property Management Co., Ltd. | 31221 |
37 |
| Denso Corporation | 24230 |
32 |
| Nidec Corporation | 2657 |
23 |
| Daikin Industries, Ltd. | 9991 |
17 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1452 |
17 |
| Mitsuba Corporation | 804 |
12 |
| Infinitum Electric Inc. | 87 |
10 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12821 |
10 |
| Hamilton Sundstrand Corporation | 4853 |
8 |
| Hitachi, Ltd. | 15459 |
7 |
| Nidec Servo Corporation | 97 |
7 |
| Honda Motor Co., Ltd. | 25174 |
6 |
| Hitachi Automotive Systems, Ltd. | 3958 |
6 |
| Nissan Motor Co., Ltd. | 12458 |
6 |
| LG Innotek Co., Ltd. | 7610 |
6 |
| Aisin AW Co., Ltd. | 2330 |
6 |
| Whylot SAS | 81 |
6 |
| Robert Bosch GmbH | 42632 |
5 |
| Amotech Co., Ltd. | 521 |
5 |
| Other owners | 292 |