- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 23/16 - DC commutator motors or generators having mechanical commutatorUniversal AC/DC commutator motors characterised by arrangement for exciting having angularly adjustable excitation field, e.g. by pole reversing or pole switching
Patent holdings for IPC class H02K 23/16
Total number of patents in this class: 6
10-year publication summary
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1
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2
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0
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1
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0
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1
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0
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0
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1
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yamaha Motor Co., Ltd. | 2817 |
2 |
| The Boeing Company | 20094 |
1 |
| Brose Fahrzeugteile GmbH & Co. KG, Coburg | 136 |
1 |
| Yamaha Hatsudoki Kabushiki Kaisha | 2214 |
1 |
| TAU, Tatyana Anatolevna | 9 |
1 |
| Other owners | 0 |