The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 01, 2013
Filed:
Mar. 27, 2009
Applicant:
Tomoya Hirano, Kobe, JP;
Inventor:
Tomoya Hirano, Kobe, JP;
Assignee:
SRI Sports Limited, Kobe, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63B 53/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An iron-type golf club headhaving excellent durability and weight distribution design and comprising a metallic head bodyA having a facefor hitting a golf ball and a recess portion, and a metallic weight memberB having a larger specific gravity than the head bodyA, the memberB being fitted to and welded to the recess portion to form a part of the outer surface of the head bodyA, wherein at least one closed spacesurrounded by the weight memberB and the surface of the recess portionis formed inside the head body.