Is a
Patent attributes
Patent Applicant
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tomonori Kitagawa0
Date of Patent
December 11, 2018
Patent Application Number
15481678
Date Filed
April 7, 2017
Patent Citations Received
Patent Primary Examiner
Patent abstract
A hollow golf club head includes a face portion. The head includes a hollow head body, a face member that forms the face portion, and a connecting portion provided between the head body and the face member connects the head body and the face member. The head body includes a front surface to which the face member is connected through the connecting portion. The front surface of the head body includes an opening portion and a first concave portion formed around the opening portion and on which the connecting portion is arranged. The back surface of the face member includes a second concave portion on which the connecting portion is arranged.
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