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:
Jul. 14, 2020
Filed:
Mar. 29, 2019
Mizuno Corporation, Osaka, JP;
Kensuke Maenaka, Osaka, JP;
Kazuhiro Doi, Osaka, JP;
Mizuno Corporation, Osaka, JP;
Abstract
An iron golf club head includes: a face portion including a ball striking surface and a first reverse surface; and a sole back portion including a second reverse surface connected with the first reverse surface and located below the first reverse surface. The iron golf club head has a first hollow separated from outside by the face portion and the sole back portion. The ratio W/Vof the weight W (unit: g) of the iron golf club head relative to the volume V(unit: mm) of the iron golf club head is 6.5×10or less. The sole maximum projected width Sw of the iron golf club head is 25 mm or more. The sweet spot height Sh of the iron golf club head is 20 mm or more.