Electric toothbrush, brush unit, and method for operating an electric toothbrush

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12257030
APP PUB NO 20200359902A1
SERIAL NO

16985283

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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In one embodiment, the invention can be a brush unit detachable from a main body unit of an electric toothbrush. The brush unit includes: a light transmitting part included on a front surface of the brush unit, a plurality of tooth cleaning elements extending from the front surface of the brush unit in a pressing direction, wherein the light transmitting part directs more light in a first direction, which intersects the pressing direction, than in the pressing direction; and a light receiving part included on the front surface for receiving light; wherein the light transmitting part and the light receiving part are arranged on opposing sides of the plurality of tooth cleaning elements; and wherein the first direction lies within a plane including both the light transmitting part and the light receiving part.

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Patent Owner(s)

Patent OwnerAddress
COLGATE-PALMOLIVE COMPANYNEW YORK NY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Katano, Mamoru Kyoto, JP 11 97
Kitamura, Masashi Kyoto, JP 88 1063
Matsumoto, Toshifumi Kyoto, JP 11 69
Yoshida, Hideaki Kyoto, JP 172 2297

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