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:
May. 23, 2017
Filed:
May. 24, 2012
Hirotaka Nakamura, Kobe, JP;
Hirotaka Nakamura, Kobe, JP;
DUNLOP SPORTS CO. LTD., Kobe-shi, JP;
Abstract
A golf ballhas, on a surface thereof, a plurality of types of dimpleshaving different diameters from each other. A standard deviation Vσ of the volumes of all the dimplesis equal to or less than 0.095 mm. The ratio (Vσ/Dσ) of the standard deviation Vσ to a standard deviation Dσ of the diameters of all the dimplesis equal to or less than 0.35. Preferably, the shape of each dimpleis a portion of a spherical surface. The standard deviation Vσ is preferably equal to or less than 0.087 mm. The ratio (Vσ/Dσ) is preferably equal to or less than 0.29.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile