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:
Mar. 03, 2009
Filed:
Oct. 19, 2006
Applicants:
Yasunori Imamoto, Tokyo, JP;
Katsumi Iida, Tokyo, JP;
Inventors:
Yasunori Imamoto, Tokyo, JP;
Katsumi Iida, Tokyo, JP;
Assignee:
Bridgestone Sports Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63B 53/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hollow golf club head has a face portion, a sole portion, a side portion, a crown portion, and a hosel portion. A main portion of the crown portion is made of fiber reinforced plastic. At least the face portion and the front edge portion of the crown portion continuing to the face portion are made of metal. A circumferential edge portion of the crown portion made of fiber reinforced plastic is joined to the rear end surface and the internal surface of the metal front edge portion of the crown portion.