CHAD BRINCKHERHOFF

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ISSAQUAH, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Position sensing toothbrush
- Patent number 9,049,920
- Issue date Jun 9, 2015
- Koninklijke Philips N.V.
- Johannes Hotze Bernhard De Vries
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
POSITION SENSING TOOTHBRUSH
- Publication number 20140090197
- Publication date Apr 3, 2014
- Koninklijke Philips N.V.
- JOHANNES HOTZE BERNHARD
- A46 - BRUSHWARE