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:
Mar. 10, 2020
Filed:
May. 11, 2018
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Takahiro Netsu, Nagano, JP;
Assignee:
Seiko Epson Corporartion, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/04 (2006.01); H04N 1/03 (2006.01); H04N 1/00 (2006.01);
U.S. Cl.
CPC ...
H04N 1/0301 (2013.01); H04N 1/00525 (2013.01);
Abstract
A scanner includes: a first mirror having a plurality of concavities configured to reflect light from a document; a sensor group having a sensor chip with a photoelectric conversion element line configured to detect light reflected by the concavity; and an aperture member having a plurality of apertures corresponding one-to-one to the concavities and disposed between the first mirror and the sensor group on an optical path of light reflected by the concavity; the equivalent f-number of the aperture being 6 or greater.