Sonic Facial Cleansing Devices Patents: Leaders & White Space 2026
Sonic Facial Cleansing Device Patents: Who Holds the Claims and Where the Gaps Sit
Filing peaked in 2020 at 29 records, and the 2021-to-2024 span shows a -33% pullback rather than sustained growth. Filings rose from 6 in 2017 to a peak of 29 in 2020, then eased back; the tracked 2021-to-2024 window shows a -33% change, from 6 down to 4. Years after 2024 are still filling in under publication lag and should not be read as a continued decline.
- 1KONINKLIJKE PHILIPS NV50
- 2LOREAL SA18
- 3AGE SCI INC DBA PMD BEAUTY11
- 4PREH HOLDING LLC9
- 5NICHOLS THOMAS6
See the full sonic facial cleansing devices analysis in Eureka
- The complete ranking, not just the top five
- Every IPC branch with its share of the corpus
- The most-cited records, and where claim space is still thin
Common questions about sonic facial cleansing device patents
Who holds the most patents on sonic facial cleansing devices?
One assignee leads the ranked field with 50 of the 104 records in scope, well ahead of the fifth-ranked filer at 6 records and the tenth-ranked filer at 2. This is a steep, leader-dominated distribution rather than a field of comparably sized competitors. Anyone evaluating freedom to operate should treat that leader’s portfolio as the primary prior-art reference, not the field average.
Is the sonic facial cleansing device market still attracting new patent filings?
Filing peaked at 29 records in 2020 and had eased to 4 by 2024, a -33% change over that tracked span, which reads as a pullback after a filing surge rather than abandonment of the space. Records from 2025 onward are still incomplete because publication typically lags filing by about 18 months, so the most recent years understate real activity. A clearer read on whether filing has genuinely slowed will only be available once those years finish publishing.
What technical areas get the most patent protection in this field?
Brush hardware carries the densest claims: A46B (Brushes) covers 41.3% of the 104 records and A47K (Sanitary & bathroom equipment) covers 28.8%. Physical therapy and massage claims under A61H appear in 19.2% of records. Camera-linked and healthcare-informatics classes are present but represent a smaller share, at 11.5% and 12.5% respectively, indicating connected-device features are claimed less densely than the core mechanical hardware.
Disclaimer. This analysis is based on Patsnap Eureka data drawn from a limited snapshot of global patent records and is provided for general information and reference only. Patent data carries inherent limitations — recent filings are under-counted because of publication lag, counts may be on a record or family basis, classification and applicant-name data may contain errors or duplicates, and the underlying search query defines the scope shown — so the analysis may be incomplete or inaccurate and may not reflect the full technology landscape.
Nothing here is an exhaustive prior-art, novelty, freedom-to-operate or validity search, nor does it constitute legal, financial or professional advice, and it should not be relied upon as such. Verify independently and review with qualified patent and legal professionals before acting on it.
Method: Filing trend and technology composition. Derived from a Patsnap search on Sonic Facial Cleansing Devices covering 2015–2026, data cut-off 2026-07-31. Counts reflect published records only and shift as new filings publish. Every share divides by all records in scope. Data: Patsnap Eureka. See the full landscape report.