- All sections
- A - Human necessities
- A61C - Dentistry; apparatus or methods for oral or dental hygiene
- A61C 17/30 - Power-driven cleaning or polishing devices with brushes, cushions, cups or the like rotating continuously driven by hydraulic motor, e.g. water motor
Patent holdings for IPC class A61C 17/30
Total number of patents in this class: 6
10-year publication summary
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0
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2
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1
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0
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1
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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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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koninklijke Philips N.V. | 22975 |
2 |
| Koninklijke Philips Electronics N.V. | 13133 |
1 |
| U.S. Philips Corporation | 653 |
1 |
| Wu,zhihui | 3 |
1 |
| KWONG, Kinbun | 1 |
1 |
| Other owners | 0 |