- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 49/10 - Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
Patent holdings for IPC class H02K 49/10
Total number of patents in this class: 629
10-year publication summary
65
|
69
|
62
|
68
|
70
|
70
|
72
|
62
|
55
|
15
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Magnomatics Limited | 54 |
29 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
21 |
Rolls-Royce PLC | 2944 |
21 |
Jiangsu University | 950 |
13 |
Denso Corporation | 23338 |
12 |
Kardion GmbH | 143 |
12 |
Ricardo UK Limited | 109 |
11 |
Siemens AG | 24990 |
10 |
Nippon Steel Corporation | 5649 |
8 |
LG Electronics Inc. | 69257 |
7 |
Grundfos Holding A/S | 506 |
7 |
Halliburton Energy Services, Inc. | 20165 |
6 |
National Oilwell Varco, L.P. | 1604 |
6 |
Nippon Steel & Sumitomo Metal Corporation | 1990 |
6 |
Osaka University | 3143 |
6 |
Deere & Company | 6845 |
5 |
Robert Bosch GmbH | 40953 |
5 |
Eddy Current Limited Partnership | 62 |
5 |
MAHLE International GmbH | 2670 |
5 |
Nabtesco Corporation | 871 |
5 |
Other owners | 429 |