- 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: 244
10-year publication summary
|
28
|
32
|
20
|
15
|
17
|
20
|
14
|
19
|
12
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24250 |
28 |
| Siemens Energy, Inc. | 1698 |
17 |
| Hamilton Sundstrand Corporation | 5013 |
6 |
| Mitsubishi Electric Corporation | 47511 |
5 |
| ABB Schweiz AG | 7393 |
5 |
| Innomotics GmbH | 566 |
5 |
| Honda Motor Co., Ltd. | 25840 |
4 |
| Siemens Energy Global GmbH & Co. KG | 3232 |
4 |
| Mitsubishi Generator Co., Ltd. | 154 |
4 |
| General Electric Company | 13809 |
3 |
| Denso Corporation | 25115 |
3 |
| Rolls-Royce PLC | 3174 |
3 |
| Beijing GoldWind Science & Creation Windpower Equipment Co., Ltd. | 378 |
3 |
| Milwaukee Electric Tool Corporation | 4763 |
3 |
| Rolls-Royce North American Technologies, Inc. | 1138 |
3 |
| ThyssenKrupp Presta Teccenter AG | 227 |
3 |
| Flender GmbH | 395 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 9004 |
2 |
| Robert Bosch GmbH | 43504 |
2 |
| Kawasaki Heavy Industries, Limited | 1640 |
2 |
| Other owners | 136 |