- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 9/00 - Arrangements for cooling or ventilating
Patent holdings for IPC class H02K 9/00
Total number of patents in this class: 922
10-year publication summary
|
73
|
76
|
81
|
57
|
76
|
43
|
49
|
30
|
16
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BorgWarner Inc. | 2607 |
38 |
| Siemens AG | 24568 |
31 |
| Denso Corporation | 24099 |
25 |
| Mitsubishi Electric Corporation | 45752 |
25 |
| Hamilton Sundstrand Corporation | 4826 |
24 |
| Toyota Motor Corporation | 31377 |
20 |
| Honda Motor Co., Ltd. | 25127 |
15 |
| Ford Global Technologies, LLC | 20396 |
12 |
| GE Infrastructure Technology, LLC | 6191 |
12 |
| FANUC Corporation | 6581 |
11 |
| Toshiba Corporation | 12273 |
10 |
| GM Global Technology Operations LLC | 14850 |
10 |
| Mitsubishi Electric Mobility Corporation | 1064 |
9 |
| General Electric Company | 13823 |
8 |
| Robert Bosch GmbH | 42411 |
8 |
| Nidec Corporation | 2642 |
8 |
| Tm4 Inc. | 60 |
8 |
| Mitsubishi Generator Co., Ltd. | 146 |
8 |
| 1478021 B.C. Ltd | 19 |
8 |
| Halliburton Energy Services, Inc. | 20730 |
7 |
| Other owners | 625 |