Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Masaru Kouno0
Masayuki Kato0
Date of Patent
July 18, 2006
0Patent Application Number
106571870
Date Filed
September 9, 2003
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A golf club head which has a head volume v of not less than 300 cc, and a gravity point distance C (mm) satisfying the following condition: C≦0.12×V−8, and optionally, the ratio (M/V) of the moment of inertia M (g·sq.cm) of the club head around a vertical axis passing through the gravity point of the club head to the head volume V (cc) is se in a range of from 9.0 to 11.0, and a sweet spot height is set in a range of from 25 to 40 mm.
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