Golf club head with grooves shallower than scorelines and goove pitch and length

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United States of America Patent

PATENT NO 9901789
SERIAL NO

14792775

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A golf club head according to this invention is a wood type golf club head including a face portion, a crown portion, and a sole portion. A plurality of grooves are formed in the face portion. The depth of the plurality of grooves is less than 0.025 mm. Each pitch between adjacent grooves of the plurality of grooves ranges from 0.1 mm (inclusive) to 1 mm (inclusive).

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First Claim

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Patent Owner(s)

Patent OwnerAddress
BRIDGESTONE SPORTS CO LTD1-1 KYOBASHI 3-CHOME CHUO-KU TOKYO

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ban, Wataru Chichibu, JP 119 5432
Kitagawa, Tomonori Tokyo, JP 30 233

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