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:
Jun. 06, 2017
Filed:
Feb. 13, 2015
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Naoki Ishihara, Chino, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 1/06 (2006.01); H03B 17/00 (2006.01); H03L 7/26 (2006.01); G04F 5/14 (2006.01);
U.S. Cl.
CPC ...
H03L 7/26 (2013.01); G04F 5/145 (2013.01); Y10T 29/49885 (2015.01);
Abstract
An atomic cell includes an internal space in which alkali metals are encapsulated, a coating film formed on the wall surface of the internal space, holes that allow the internal space and the outside to communicate with each other, and coating members having surfaces that face the internal space along openings of the holes on the internal space side and formed of a coating material having a characteristic same as or similar to a characteristic of the coating film.