- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 9/06 - Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Patent holdings for IPC class H02K 9/06
Total number of patents in this class: 1662
10-year publication summary
|
126
|
117
|
148
|
147
|
198
|
161
|
192
|
165
|
175
|
47
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
118 |
| LG Electronics Inc. | 69257 |
52 |
| Valeo Equipements Electriques Moteur | 1036 |
49 |
| Siemens AG | 24990 |
48 |
| Black & Decker, Inc. | 2402 |
48 |
| Makita Corporation | 2339 |
48 |
| Robert Bosch GmbH | 40953 |
35 |
| Nidec Corporation | 2579 |
34 |
| Milwaukee Electric Tool Corporation | 3572 |
33 |
| Denso Corporation | 23338 |
23 |
| Regal Beloit America, Inc. | 939 |
22 |
| SEW-EURODRIVE GmbH & Co. KG | 1816 |
20 |
| Honda Motor Co., Ltd. | 24537 |
19 |
| ebm-papst Mulfingen GmbH & Co. KG | 608 |
19 |
| Moteurs Leroy-Somer | 193 |
17 |
| Samsung Electronics Co., Ltd. | 131630 |
15 |
| Koki Holdings Co.,Ltd | 856 |
15 |
| Delta Electronics, Inc. | 2401 |
13 |
| Hamilton Sundstrand Corporation | 4525 |
13 |
| Dyson Technology Limited | 3124 |
13 |
| Other owners | 1008 |