- All sections
- A - Human necessities
- A61C - Dentistryapparatus or methods for oral or dental hygiene
- A61C 17/20 - Power-driven cleaning or polishing devices using ultrasonics
Patent holdings for IPC class A61C 17/20
Total number of patents in this class: 303
10-year publication summary
|
29
|
22
|
38
|
25
|
30
|
37
|
29
|
24
|
23
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sonendo, Inc. | 151 |
22 |
| DENTSPLY International Inc. | 396 |
14 |
| Ferton Holding S.A. | 206 |
12 |
| Colgate-Palmolive Company | 5786 |
11 |
| DENTSPLY SIRONA Inc. | 1856 |
11 |
| Koninklijke Philips N.V. | 24767 |
10 |
| Endo Logic, LLC | 19 |
9 |
| Societe pour La Conception des Applications des Techniques Electroniques | 29 |
6 |
| Koninklijke Philips Electronics N.V. | 9542 |
5 |
| Guilin Woodpecker Medical Instrument Co., Ltd. | 82 |
5 |
| BLBR GmbH | 36 |
5 |
| King's College London | 531 |
4 |
| Showa University | 52 |
4 |
| W & H Dentalwerk Bürmoos GmbH | 100 |
4 |
| Paschke Ultrasonix LLC | 8 |
4 |
| U.S. Philips Corporation | 353 |
3 |
| Omron Healthcare Co., Ltd. | 1873 |
3 |
| Dentlytec G.P.L. Ltd. | 52 |
3 |
| eMag AG | 4 |
3 |
| Kaltenbach & Voigt GmbH | 63 |
3 |
| Other owners | 162 |