Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Makoto Yoshida0
Masahide Onuki0
Tetsuo Yamaguchi0
Date of Patent
August 8, 2006
0Patent Application Number
091941120
Date Filed
April 14, 1998
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A golf club head is described which has a hitting face for golf balls, the hitting face being formed at least partially by a metallic material satisfying the following relationship:y≦0.006x+60whereinx is Young's modulus(unit: kgf/mm2), andy is tensile strength(unit: kgf/mm2). The metallic material is preferably an amorphous metal.
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