专利检索 ap:("Wataru Kimizuka" OR "Masahide Onuki") AND inv:"Wataru Kimizuka" 第 1 页

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发明授权
Golf club head and method for predicting carry distance performance thereof 有权

公开(公告)号：US10420987B2

公开(公告)日：2019-09-24

申请号：US13560098

申请日：2012-07-27

申请人： Wataru Kimizuka , Masahide Onuki

发明人： Wataru Kimizuka , Masahide Onuki

IPC分类号： A63B53/04

摘要： A hollow golf club head has: a moment of inertia Ix around a vertical axis of 4500 to 5900 g sq·cm; and a moment of inertia Iy around an inclined axis of 5300 to 6800 g sq·cm, which satisfy Iy=