- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 7/18 - Structural association of electric generators with mechanical driving motors, e.g.with turbines
Patent holdings for IPC class H02K 7/18
Total number of patents in this class: 3894
10-year publication summary
|
376
|
481
|
609
|
544
|
523
|
439
|
417
|
450
|
415
|
143
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Gamesa Renewable Energy A/S | 1647 |
121 |
| General Electric Company | 18133 |
89 |
| Hamilton Sundstrand Corporation | 4525 |
71 |
| Wobben Properties GmbH | 1207 |
70 |
| Vestas Wind Systems A/S | 3459 |
70 |
| GE Infrastructure Technology, LLC | 5873 |
69 |
| Halliburton Energy Services, Inc. | 20165 |
62 |
| Siemens AG | 24990 |
52 |
| General Electric Renovables España, S.L. | 416 |
47 |
| Rolls-Royce PLC | 2944 |
45 |
| Honda Motor Co., Ltd. | 24537 |
43 |
| Flender GmbH | 338 |
40 |
| Rolls-Royce North American Technologies, Inc. | 1079 |
35 |
| Saudi Arabian Oil Company | 11322 |
34 |
| Illinois Tool Works Inc. | 11152 |
32 |
| Rtx Corporation | 8674 |
30 |
| Pratt & Whitney Canada Corp. | 4215 |
27 |
| Mainspring Energy, Inc. | 98 |
26 |
| Rolls-Royce Corporation | 1686 |
25 |
| GE Aviation Systems LLC | 569 |
24 |
| Other owners | 2882 |