- 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: 448
10-year publication summary
|
56
|
50
|
40
|
43
|
32
|
27
|
30
|
27
|
25
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 44794 |
27 |
| AeroVironment, Inc. | 516 |
10 |
| Honda Motor Co., Ltd. | 24868 |
8 |
| Siemens AG | 24573 |
8 |
| LG Electronics Inc. | 70957 |
8 |
| Denso Corporation | 23747 |
8 |
| Makita Corporation | 2409 |
8 |
| Nidec Corporation | 2601 |
8 |
| Prime Datum Development Company, LLC | 25 |
8 |
| Remy Technologies, LLC | 174 |
8 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13096 |
8 |
| 1478021 B.C. Ltd | 19 |
8 |
| Valeo Equipements Electriques Moteur | 1020 |
7 |
| Siemens Gamesa Renewable Energy A/S | 1797 |
7 |
| Hitachi Astemo, Ltd. | 6076 |
7 |
| Hitachi Automotive Systems, Ltd. | 3962 |
6 |
| Hamilton Sundstrand Corporation | 4724 |
6 |
| Mitsubishi Electric Mobility Corporation | 1041 |
6 |
| Samsung Electronics Co., Ltd. | 138729 |
5 |
| BorgWarner Inc. | 2587 |
5 |
| Other owners | 282 |