- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 23/26 - DC commutator motors or generators having mechanical commutatorUniversal AC/DC commutator motors characterised by the armature windings
Patent holdings for IPC class H02K 23/26
Total number of patents in this class: 57
10-year publication summary
|
7
|
3
|
3
|
1
|
2
|
2
|
1
|
1
|
3
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsuba Corporation | 822 |
8 |
| Denso Corporation | 25645 |
7 |
| Johnson Electric International AG | 379 |
6 |
| Valeo Equipements Electriques Moteur | 940 |
5 |
| Mabuchi Motor Co., Ltd. | 231 |
4 |
| Robert Bosch GmbH | 44254 |
2 |
| Nanjing Chervon Industry Co., Ltd. | 1290 |
2 |
| Nidec Corporation | 2827 |
2 |
| Flender GmbH | 423 |
2 |
| Apple Inc. | 59027 |
1 |
| Siemens AG | 23996 |
1 |
| Panasonic Corporation | 18849 |
1 |
| Mitsubishi Electric Corporation | 48172 |
1 |
| Black & Decker, Inc. | 2457 |
1 |
| AeroVironment, Inc. | 580 |
1 |
| Alpha Technologies Corporation Ltd | 1 |
1 |
| Brose Fahrzeugteile GmbH & Co. KG, Wurzburg | 36 |
1 |
| Chervon (HK) Limited | 210 |
1 |
| Dr. Fritz Faulhaber GmbH & Co. KG | 41 |
1 |
| MAHLE International GmbH | 2920 |
1 |
| Other owners | 8 |