- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 3/42 - Means for preventing or reducing eddy-current losses in the winding heads, e.g. by shielding
Patent holdings for IPC class H02K 3/42
Total number of patents in this class: 83
10-year publication summary
|
3
|
3
|
5
|
5
|
22
|
15
|
11
|
11
|
10
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 23338 |
7 |
| Upwing Energy, Inc. | 49 |
7 |
| Rolls-Royce PLC | 2944 |
6 |
| Mitsubishi Electric Corporation | 43934 |
4 |
| Advanced Magnet Lab, Inc. | 31 |
3 |
| General Electric Company | 18133 |
2 |
| Toyota Motor Corporation | 28582 |
2 |
| Honeywell International Inc. | 13799 |
2 |
| Robert Bosch GmbH | 40953 |
2 |
| Audi AG | 7153 |
2 |
| Nidec Corporation | 2579 |
2 |
| Ohio State Innovation Foundation | 1770 |
2 |
| Bruj, Olivia | 2 |
2 |
| The Regents of the University of California | 18943 |
1 |
| Hitachi, Ltd. | 16452 |
1 |
| GM Global Technology Operations LLC | 13620 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
| Delta Electronics, Inc. | 2401 |
1 |
| Rockwell Automation Technologies, Inc. | 2547 |
1 |
| Hamilton Sundstrand Corporation | 4525 |
1 |
| Other owners | 33 |