- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 9/24 - Protection against failure of cooling arrangements, e.g. due to loss of cooling medium or due to interruption of the circulation of cooling medium
Patent holdings for IPC class H02K 9/24
Total number of patents in this class: 50
10-year publication summary
|
6
|
6
|
7
|
5
|
3
|
3
|
1
|
7
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24020 |
5 |
| FANUC Corporation | 7235 |
3 |
| Daikin Industries, Ltd. | 10504 |
2 |
| Hamilton Sundstrand Corporation | 5014 |
2 |
| Meidensha Corporation | 929 |
2 |
| Svobatech AG | 2 |
2 |
| Honda Motor Co., Ltd. | 26034 |
1 |
| Toyota Motor Corporation | 35813 |
1 |
| Ricoh Company, Ltd. | 13333 |
1 |
| Hyundai Motor Company | 24703 |
1 |
| Dell Products L.P. | 17032 |
1 |
| Alstom Technology Ltd | 1040 |
1 |
| Siemens Energy, Inc. | 1684 |
1 |
| Schaeffler Technologies AG & Co. KG | 11003 |
1 |
| NTN Corporation | 4915 |
1 |
| NSK Ltd. | 2832 |
1 |
| ABB Schweiz AG | 7621 |
1 |
| Bombardier Transportation GmbH | 572 |
1 |
| Exelon Generation Company, LLC | 18 |
1 |
| GE Aviation Systems LLC | 592 |
1 |
| Other owners | 20 |