- 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: 1760
10-year publication summary
|
101
|
105
|
143
|
174
|
147
|
152
|
156
|
153
|
144
|
117
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46449 |
149 |
| Denso Corporation | 24480 |
72 |
| LG Innotek Co., Ltd. | 7738 |
69 |
| Panasonic Intellectual Property Management Co., Ltd. | 31882 |
47 |
| Nidec Corporation | 2672 |
43 |
| Robert Bosch GmbH | 42824 |
38 |
| Hitachi Astemo, Ltd. | 6381 |
32 |
| Hitachi Automotive Systems, Ltd. | 3955 |
30 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12765 |
30 |
| Schaeffler Technologies AG & Co. KG | 9995 |
29 |
| Toyota Motor Corporation | 32869 |
28 |
| Aisin AW Co., Ltd. | 2324 |
28 |
| Honda Motor Co., Ltd. | 25499 |
27 |
| Siemens AG | 24386 |
26 |
| Daikin Industries, Ltd. | 10071 |
24 |
| Aisin Corporation | 1611 |
20 |
| Makita Corporation | 2462 |
19 |
| General Electric Company | 13859 |
17 |
| Sumitomo Electric Industries, Ltd. | 15609 |
17 |
| Nissan Motor Co., Ltd. | 12550 |
17 |
| Other owners | 998 |