- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 23/34 - DC commutator motors or generators having mechanical commutatorUniversal AC/DC commutator motors characterised by the armature windings having mixed windings
Patent holdings for IPC class H02K 23/34
Total number of patents in this class: 8
10-year publication summary
|
2
|
3
|
2
|
1
|
1
|
0
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cochlear Limited | 1967 |
2 |
| Nanjing Chervon Industry Co., Ltd. | 1239 |
2 |
| Daikin Industries, Ltd. | 10398 |
1 |
| Chervon (HK) Limited | 216 |
1 |
| Nagoya Institute of Technology | 247 |
1 |
| Chervon (HK) Limited | 8 |
1 |
| Other owners | 0 |