- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
Patent holdings for IPC class H02K 3/34
Total number of patents in this class: 1793
10-year publication summary
|
101
|
105
|
143
|
174
|
147
|
152
|
156
|
154
|
145
|
146
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46973 |
151 |
| Denso Corporation | 24797 |
75 |
| LG Innotek Co., Ltd. | 7932 |
69 |
| Panasonic Intellectual Property Management Co., Ltd. | 32504 |
47 |
| Nidec Corporation | 2705 |
43 |
| Robert Bosch GmbH | 43096 |
38 |
| Hitachi Astemo, Ltd. | 6372 |
32 |
| Hitachi Automotive Systems, Ltd. | 3955 |
30 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12657 |
30 |
| Schaeffler Technologies AG & Co. KG | 10352 |
29 |
| Toyota Motor Corporation | 33519 |
28 |
| Aisin AW Co., Ltd. | 2299 |
28 |
| Honda Motor Co., Ltd. | 25784 |
27 |
| Siemens AG | 24333 |
26 |
| Daikin Industries, Ltd. | 10174 |
24 |
| Aisin Corporation | 1680 |
20 |
| Makita Corporation | 2481 |
19 |
| General Electric Company | 13830 |
17 |
| Nissan Motor Co., Ltd. | 12673 |
17 |
| Fujitsu General Limited | 626 |
17 |
| Other owners | 1026 |