Toothbrush

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United States of America Patent

PATENT NO 9210995
SERIAL NO

13625877

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Abstract

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A method of manufacturing a toothbrush comprises providing an integral head mold configured to simultaneously form bristles and head board in one injection molding process, heating head molding material to a predetermined temperature, filling the integral head mold with the head molding material in an injection molding machine, applying pressure to the integral head mold for a predetermined period and applying a cooling process to the integral head mold to produce a molded integral head. The molded integral head includes bristles molded on a head board.

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Patent Owner(s)

Patent OwnerAddress
O'NANO ORAL SOLUTIONS INC1210 QUAIL CREEK CIRCLE SAN JOSE CA 95120

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Su, Jun Hangzhou, CN 148 758
Zhu, Jiasheng San Jose, US 2 98

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