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. 17, 1998
Filed:
Feb. 26, 1997
Applicant:
Inventors:
Hirotaka Shimosaka, Chichibu, JP;
Keisuke Ihara, Chichibu, JP;
Yutaka Masutani, Chichibu, JP;
Michio Inoue, Chichibu, JP;
Atuki Kasasima, Chichibu, JP;
Assignee:
Bridgestone Sports Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
A63B / ;
U.S. Cl.
CPC ...
473365 ; 473374 ; 473385 ;
Abstract
A golf ball comprising a core and a cover including at least two layers is improved in overall performance including flight performance, flight distance, spin, control and feel when an outermost layer of the cover has a gage of 0.01-0.05 mm and a Shore D hardness of 48.degree.-55.degree.. The core may be solid or wound. An inner layer of the cover has a Shore D hardness in the range of 58-70 and a thickness of 1.2-4.0 mm. The outer layer may be a thin film wrapped on the inner layer.