- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 9/02 - Arrangements for cooling or ventilating by ambient air flowing through the machine
Patent holdings for IPC class H02K 9/02
Total number of patents in this class: 475
10-year publication summary
|
50
|
40
|
43
|
32
|
27
|
30
|
29
|
26
|
28
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48508 |
27 |
| Denso Corporation | 25909 |
13 |
| AeroVironment, Inc. | 589 |
10 |
| Prime Datum Development Company, LLC | 28 |
10 |
| LG Electronics Inc. | 76328 |
9 |
| Makita Corporation | 2607 |
9 |
| Honda Motor Co., Ltd. | 26684 |
8 |
| Siemens AG | 23943 |
8 |
| Nidec Corporation | 2831 |
8 |
| Remy Technologies, LLC | 172 |
8 |
| Valeo Equipements Electriques Moteur | 931 |
7 |
| Hitachi Astemo, Ltd. | 6443 |
7 |
| Hitachi Automotive Systems, Ltd. | 3954 |
6 |
| Hamilton Sundstrand Corporation | 5012 |
6 |
| Mitsubishi Electric Mobility Corporation | 1206 |
6 |
| Samsung Electronics Co., Ltd. | 159755 |
5 |
| ABB Schweiz AG | 7775 |
5 |
| BorgWarner Inc. | 2584 |
5 |
| GE Aviation Systems LLC | 596 |
5 |
| Nissan Motor Co., Ltd. | 13107 |
4 |
| Other owners | 309 |