- 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: 4455
10-year publication summary
|
609
|
545
|
523
|
439
|
416
|
458
|
435
|
436
|
378
|
254
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Gamesa Renewable Energy A/S | 1976 |
149 |
| General Electric Company | 13999 |
95 |
| Hamilton Sundstrand Corporation | 5013 |
87 |
| Vestas Wind Systems A/S | 3831 |
81 |
| Wobben Properties GmbH | 1224 |
73 |
| Halliburton Energy Services, Inc. | 21299 |
71 |
| GE Infrastructure Technology, LLC | 6152 |
71 |
| Honda Motor Co., Ltd. | 26594 |
51 |
| Siemens AG | 23913 |
48 |
| Rolls-Royce PLC | 3229 |
48 |
| General Electric Renovables España, S.L. | 314 |
45 |
| Flender GmbH | 428 |
43 |
| Pratt & Whitney Canada Corp. | 5584 |
40 |
| Rolls-Royce North American Technologies, Inc. | 1132 |
39 |
| Mainspring Energy, Inc. | 125 |
39 |
| Rtx Corporation | 10199 |
39 |
| Illinois Tool Works Inc. | 11894 |
38 |
| Saudi Arabian Oil Company | 14390 |
37 |
| GE Aviation Systems LLC | 595 |
33 |
| Lone Gull Holdings, Ltd. | 156 |
30 |
| Other owners | 3298 |