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.

Date of Patent:
Jun. 05, 2018

Filed:

May. 01, 2017
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Atsushi Kobayashi, Shiojiri, JP;

Takahiro Watanabe, Okaya, JP;

Shuichi Tamura, Matsumoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04B 37/22 (2006.01); G04R 60/12 (2013.01); C22C 14/00 (2006.01);
U.S. Cl.
CPC ...
G04B 37/22 (2013.01); C22C 14/00 (2013.01); G04R 60/12 (2013.01);
Abstract

An electronic timepiece includes an outer case, a back cover, and an antenna for receiving radio waves disposed in the outer case, wherein at least one of the outer case and the back cover is formed from a titanium alloy composed of aluminum in an amount of 3.50 mass % or more and 4.50 mass % or less and vanadium in an amount of 20.00 mass % or more and 23.00 mass % or less, with the remainder including titanium and impurities.


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