- All sections
- H - Electricity
- H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
- H02P 9/30 - Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices using semiconductor devices
Patent holdings for IPC class H02P 9/30
Total number of patents in this class: 358
10-year publication summary
36
|
28
|
32
|
39
|
43
|
32
|
19
|
20
|
12
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Hamilton Sundstrand Corporation | 4525 |
34 |
Mitsubishi Electric Corporation | 43934 |
22 |
Robert Bosch GmbH | 40953 |
19 |
Kohler Co. | 4165 |
16 |
Valeo Equipements Electriques Moteur | 1036 |
14 |
GE Infrastructure Technology, LLC | 5873 |
13 |
Denso Corporation | 23338 |
11 |
ABB Schweiz AG | 6321 |
11 |
Moteurs Leroy-Somer | 193 |
7 |
Bayerische Motoren Werke Aktiengesellschaft | 13126 |
5 |
General Electric Company | 18133 |
4 |
Siemens AG | 24990 |
4 |
Honeywell International Inc. | 13799 |
4 |
Ford Global Technologies, LLC | 19702 |
4 |
Rolls-Royce North American Technologies, Inc. | 1079 |
4 |
Chongqing Heya Technology Co., LTD | 5 |
3 |
Cummins Generator Technologies Limited | 109 |
3 |
GE Aviation Systems LLC | 569 |
3 |
Toshiba Mitsubishi-Electric Industrial Systems Corporation | 1583 |
3 |
Wobben Properties GmbH | 1207 |
3 |
Other owners | 171 |