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. 24, 2018
Filed:
Apr. 13, 2016
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Naoki Ishihara, Chino, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/26 (2006.01); G04F 5/14 (2006.01); H03B 17/00 (2006.01); H01S 1/06 (2006.01);
U.S. Cl.
CPC ...
H03L 7/26 (2013.01); G04F 5/14 (2013.01); G04F 5/145 (2013.01); H01S 1/06 (2013.01); H03B 17/00 (2013.01);
Abstract
An atom cell is provided with an internal space including a space formed of a through hole housing gaseous alkali metal, a space formed of a through hole housing a compound as an alkali metal emission material, and a space formed of a through hole housing liquid or solid alkali metal.