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:
Nov. 07, 2006
Filed:
Jan. 14, 2004
Mototaka Iwata, Osaka, JP;
Isamu Toshinari, Osaka, JP;
Tomomi Watanabe, Osaka, JP;
Mamoru Saraie, Osaka, JP;
Kiyotaka Chaen, Osaka, JP;
Mototaka Iwata, Osaka, JP;
Isamu Toshinari, Osaka, JP;
Tomomi Watanabe, Osaka, JP;
Mamoru Saraie, Osaka, JP;
Kiyotaka Chaen, Osaka, JP;
Mizuno Corporation, Osaka, JP;
Abstract
A groove is provided a surface on a cavity portion side of a sole portion in a head portion of an iron golf club, and a thickness of a ball hitting portion in a face portion is made larger than a thickness of a top edge side portion of the face portion and at least as large as a thickness of a sole side portion of the face portion. In a golf club set according to the present invention, the groove has the greatest depth in a long iron golf club, while the groove has the smallest depth in a short iron golf club or no groove is provided in the short iron golf club.