- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 1/02 - Details of the magnetic circuit characterised by the magnetic material
Patent holdings for IPC class H02K 1/02
Total number of patents in this class: 1383
10-year publication summary
|
142
|
123
|
104
|
113
|
125
|
125
|
121
|
125
|
140
|
86
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 23983 |
53 |
| Nippon Steel Corporation | 6945 |
51 |
| Mitsubishi Electric Corporation | 48236 |
48 |
| Toshiba Corporation | 12625 |
47 |
| TDK Corporation | 6927 |
37 |
| JFE Steel Corporation | 7599 |
32 |
| Sumitomo Electric Sintered Alloy, Ltd. | 246 |
30 |
| Sumitomo Electric Industries, Ltd. | 16331 |
28 |
| Robert Bosch GmbH | 44252 |
21 |
| Denso Corporation | 25676 |
20 |
| Hitachi, Ltd. | 16183 |
19 |
| GM Global Technology Operations LLC | 16205 |
18 |
| Ford Global Technologies, LLC | 21582 |
18 |
| General Electric Company | 13938 |
15 |
| Toyota Motor Corporation | 35992 |
14 |
| Murata Manufacturing Co., Ltd. | 25847 |
13 |
| Panasonic Intellectual Property Management Co., Ltd. | 34335 |
13 |
| Persimmon Technologies, Corp. | 164 |
13 |
| Whylot SAS | 88 |
13 |
| Tau Motors, Inc. | 82 |
13 |
| Other owners | 867 |