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:
Jan. 09, 2024
Filed:
Sep. 13, 2018
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Munehiro Shibuya, Minamiminowa, JP;
Takeo Funakawa, Chino, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04B 15/14 (2006.01); G04B 13/02 (2006.01); B05D 5/08 (2006.01);
U.S. Cl.
CPC ...
G04B 13/022 (2013.01); B05D 5/083 (2013.01); G04B 15/14 (2013.01); B05D 2203/30 (2013.01);
Abstract
An escape wheel (an example of a timepiece component) has a silicon-made substrate having an insertion portion into which an axle is inserted, and a coating film formed in a contact portion which comes into contact with at least the axle, at a surface of the substrate. The coating film contains metal alkoxide having a fluorine atom.