- 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: 728
10-year publication summary
|
55
|
75
|
79
|
82
|
56
|
47
|
57
|
44
|
62
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24561 |
64 |
| Mitsubishi Electric Corporation | 45811 |
38 |
| Innomotics GmbH | 494 |
24 |
| The Furukawa Electric Co., Ltd. | 3627 |
17 |
| Essex Furukawa Magnet Wire LLC | 35 |
17 |
| General Electric Company | 13829 |
16 |
| Furukawa Magnet Wire Co., Ltd. | 59 |
16 |
| Denso Corporation | 24120 |
15 |
| Hitachi Chemical Company, Ltd. | 2358 |
14 |
| Hitachi Astemo, Ltd. | 6369 |
11 |
| AeroVironment, Inc. | 533 |
10 |
| Siemens Mobility GmbH | 1702 |
10 |
| Essex Solutions USA LLC | 65 |
10 |
| Robert Bosch GmbH | 42450 |
9 |
| Bayerische Motoren Werke Aktiengesellschaft | 14238 |
8 |
| Honda Motor Co., Ltd. | 25137 |
7 |
| Hitachi, Ltd. | 15434 |
7 |
| Hamilton Sundstrand Corporation | 4832 |
7 |
| Toshiba Mitsubishi-Electric Industrial Systems Corporation | 995 |
7 |
| Zero e Technologies, LLC | 11 |
7 |
| Other owners | 414 |