US Patent 9308421 Golf club head
Patent 9308421 was granted and assigned to Bridgestone on April, 2016 by the United States Patent and Trademark Office.
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Patent abstract
A golf club head of this invention includes a sole portion and a face portion. The golf club head includes a metal member that forms the face portion. The surface of the metal member includes a plurality of score lines, and undulations continuously formed in the up-down direction of the face portion. The pitch between adjacent apexes of the undulations exceeds 3 mm. The score lines are formed at the apexes of the undulations.
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US Patent 09308421 Golf club head US Patent 9308421 Golf club head
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Patent Number
0930842100
Patent Number
930842100
Edits on 27 Mar, 2023
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
093084210
Date of Patent
April 12, 2016
0Patent Application Number
144577440
Date Filed
August 12, 2014
0Official Website
Patent Primary Examiner
Edits on 24 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
093084210
Date of Patent
April 12, 2016
0Patent Application Number
144577440
Date Filed
August 12, 2014
0Official Website
Patent Primary Examiner
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US Patent 09308421 Golf club head
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
09308421
Date of patent
April 12, 2016
Patent application number
14457744
Date Filed
August 12, 2014
Patent primary examiner
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