- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 3/04 - Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
Patent holdings for IPC class H02K 3/04
Total number of patents in this class: 1275
10-year publication summary
|
105
|
101
|
128
|
135
|
117
|
82
|
91
|
70
|
60
|
41
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 25534 |
129 |
| Mitsubishi Electric Corporation | 48018 |
75 |
| Aisin AW Co., Ltd. | 2254 |
60 |
| Hitachi Automotive Systems, Ltd. | 3954 |
57 |
| Nidec Corporation | 2817 |
39 |
| Hitachi Astemo, Ltd. | 6410 |
32 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12369 |
29 |
| Hitachi, Ltd. | 16094 |
20 |
| Honda Motor Co., Ltd. | 26025 |
16 |
| Komatsu Ltd. | 4723 |
16 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
15 |
| Linear Labs, Inc. | 75 |
15 |
| Aisin Corporation | 1914 |
13 |
| Odawara Engineering Company Limited | 36 |
11 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6178 |
11 |
| DP World Logistics US Holdings, Inc. | 56 |
11 |
| Toshiba Corporation | 12560 |
10 |
| GM Global Technology Operations LLC | 16124 |
10 |
| Siemens AG | 24029 |
9 |
| Sumitomo Electric Industries, Ltd. | 16331 |
9 |
| Other owners | 688 |