- 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: 523
10-year publication summary
|
37
|
25
|
33
|
48
|
57
|
62
|
40
|
42
|
44
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
48 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
29 |
| Nidec Corporation | 2579 |
24 |
| Denso Corporation | 23338 |
21 |
| Daikin Industries, Ltd. | 9495 |
17 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
16 |
| Mitsuba Corporation | 806 |
10 |
| Infinitum Electric Inc. | 59 |
10 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
10 |
| Hamilton Sundstrand Corporation | 4525 |
8 |
| Nidec Servo Corporation | 97 |
7 |
| Honda Motor Co., Ltd. | 24537 |
6 |
| Hitachi, Ltd. | 16452 |
6 |
| Hitachi Automotive Systems, Ltd. | 3970 |
6 |
| Nissan Motor Co., Ltd. | 12249 |
6 |
| Aisin AW Co., Ltd. | 2430 |
6 |
| Siemens Energy, Inc. | 1770 |
6 |
| Whylot SAS | 70 |
6 |
| LG Innotek Co., Ltd. | 6758 |
5 |
| Amotech Co., Ltd. | 460 |
5 |
| Other owners | 271 |