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. 02, 2013
Filed:
Aug. 18, 2009
Ryo Sugawara, Chiba, JP;
Tomoo Kobayashi, Chiba, JP;
Ryo Sugawara, Chiba, JP;
Tomoo Kobayashi, Chiba, JP;
Seiko Instruments Inc., , JP;
Abstract
A golf club head that may increase the degree of freedom in design, a face of the golf club head, and a method of manufacturing the golf club head are provided. At least part of the golf club head includes an alloy, and the alloy includes Co and Fe in a total amount of 33 mass % to 65 mass %, Ni in an amount of 15 mass % to 35 mass %, Cr in an amount of 10 mass % to 25 mass %, Mo in an amount of 3 mass % to 12 mass %, at least one of Nb in an amount of 2 mass % or less and W in an amount of 5 mass % or less, and at least one of Mn in an amount of 2 mass % or less and Ti in an amount of 1 mass % or less.