- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 3/30 - Windings characterised by the insulating material
Patent holdings for IPC class H02K 3/30
Total number of patents in this class: 785
10-year publication summary
|
75
|
79
|
82
|
56
|
46
|
57
|
46
|
63
|
51
|
31
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24029 |
63 |
| Mitsubishi Electric Corporation | 48018 |
42 |
| Innomotics GmbH | 599 |
24 |
| The Furukawa Electric Co., Ltd. | 3694 |
17 |
| Essex Solutions Inc. | 31 |
17 |
| General Electric Company | 13899 |
16 |
| Furukawa Magnet Wire Co., Ltd. | 59 |
16 |
| Denso Corporation | 25534 |
15 |
| Hitachi Chemical Company, Ltd. | 2241 |
14 |
| Hitachi Astemo, Ltd. | 6410 |
11 |
| Essex Solutions USA LLC | 93 |
11 |
| Robert Bosch GmbH | 44160 |
10 |
| Bayerische Motoren Werke Aktiengesellschaft | 15272 |
10 |
| AeroVironment, Inc. | 577 |
10 |
| Siemens Mobility GmbH | 1873 |
10 |
| Honda Motor Co., Ltd. | 26025 |
8 |
| Hitachi, Ltd. | 16094 |
7 |
| Daikin Industries, Ltd. | 10499 |
7 |
| Hamilton Sundstrand Corporation | 5015 |
7 |
| Toshiba Mitsubishi-Electric Industrial Systems Corporation | 968 |
7 |
| Other owners | 463 |