- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 19/12 - Synchronous motors for multi-phase current characterised by the arrangement of exciting windings, e.g. for self-excitation, compounding or pole-changing
Patent holdings for IPC class H02K 19/12
Total number of patents in this class: 184
10-year publication summary
|
16
|
10
|
16
|
26
|
11
|
10
|
8
|
14
|
17
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 23803 |
19 |
| MAHLE International GmbH | 2703 |
13 |
| Daikin Industries, Ltd. | 9851 |
9 |
| Nagoya Institute of Technology | 218 |
9 |
| ABB Schweiz AG | 6635 |
7 |
| Toyota Motor Corporation | 30499 |
6 |
| Hamilton Sundstrand Corporation | 4737 |
5 |
| Moteurs Leroy-Somer | 189 |
5 |
| ZF Friedrichshafen AG | 7043 |
4 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13080 |
4 |
| Robert Bosch GmbH | 41823 |
3 |
| Mitsubishi Electric Corporation | 44904 |
3 |
| Continental Automotive GmbH | 5540 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 13882 |
3 |
| Kabushiki Kaisha Toyota Chuo Kenkyusho | 609 |
3 |
| The Boeing Company | 19915 |
2 |
| GM Global Technology Operations LLC | 14285 |
2 |
| Nissan Motor Co., Ltd. | 12362 |
2 |
| Hyundai Motor Company | 20512 |
2 |
| Kia Motors Corporation | 7777 |
2 |
| Other owners | 78 |