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:
Sep. 25, 2018
Filed:
Mar. 17, 2017
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Kazuya Imura, Shiojiri, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/195 (2006.01); B41J 2/175 (2006.01);
U.S. Cl.
CPC ...
B41J 2/17566 (2013.01); B41J 2002/17573 (2013.01);
Abstract
A liquid residual amount detection device (printing apparatus) of the invention includes an irradiation unit that performs irradiation of a detection light, and a reaction detection unit that detects a reaction by the detection light irradiated by the irradiation unit. An amount of liquid is detected based on an amount of the detection light that reaches the reaction detection unit.