- 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: 750
10-year publication summary
|
55
|
69
|
78
|
81
|
56
|
47
|
56
|
42
|
62
|
46
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24333 |
63 |
| Mitsubishi Electric Corporation | 46926 |
40 |
| Innomotics GmbH | 540 |
24 |
| The Furukawa Electric Co., Ltd. | 3706 |
17 |
| Essex Solutions Inc. | 31 |
17 |
| General Electric Company | 13840 |
16 |
| Furukawa Magnet Wire Co., Ltd. | 59 |
16 |
| Denso Corporation | 24783 |
15 |
| Hitachi Chemical Company, Ltd. | 2317 |
14 |
| Hitachi Astemo, Ltd. | 6371 |
11 |
| AeroVironment, Inc. | 542 |
10 |
| Siemens Mobility GmbH | 1767 |
10 |
| Essex Solutions USA LLC | 84 |
10 |
| Robert Bosch GmbH | 43063 |
9 |
| Bayerische Motoren Werke Aktiengesellschaft | 14678 |
9 |
| Honda Motor Co., Ltd. | 25780 |
7 |
| Hitachi, Ltd. | 15692 |
7 |
| Hamilton Sundstrand Corporation | 4954 |
7 |
| Toshiba Mitsubishi-Electric Industrial Systems Corporation | 987 |
7 |
| Zero e Technologies, LLC | 11 |
7 |
| Other owners | 434 |