- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 9/10 - Arrangements for cooling or ventilating by gaseous cooling medium flowing in closed circuit, a part of which is external to the machine casing
Patent holdings for IPC class H02K 9/10
Total number of patents in this class: 226
10-year publication summary
|
22
|
28
|
32
|
22
|
16
|
17
|
21
|
14
|
19
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24573 |
27 |
| Siemens Energy, Inc. | 1731 |
17 |
| Mitsubishi Electric Corporation | 44794 |
5 |
| Hamilton Sundstrand Corporation | 4724 |
5 |
| ABB Schweiz AG | 6624 |
5 |
| Innomotics GmbH | 507 |
5 |
| General Electric Company | 17783 |
4 |
| Honda Motor Co., Ltd. | 24868 |
4 |
| Siemens Energy Global GmbH & Co. KG | 2828 |
4 |
| Mitsubishi Generator Co., Ltd. | 125 |
4 |
| Denso Corporation | 23747 |
3 |
| Rolls-Royce PLC | 2988 |
3 |
| Beijing GoldWind Science & Creation Windpower Equipment Co., Ltd. | 355 |
3 |
| ThyssenKrupp Presta Teccenter AG | 241 |
3 |
| Flender GmbH | 347 |
3 |
| Robert Bosch GmbH | 41765 |
2 |
| Kawasaki Heavy Industries, Limited | 1585 |
2 |
| Andritz Hydro GmbH | 64 |
2 |
| Audi AG | 7276 |
2 |
| Beckhoff Automation GmbH | 504 |
2 |
| Other owners | 121 |