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:
Nov. 04, 2014
Filed:
Sep. 12, 2012
Hirofumi Sakai, Shiojiri, JP;
Mitsuhiro Yamashita, Matsumoto, JP;
Seishin Yoshida, Azumino, JP;
Hirohisa Ozawa, Shiojiri, JP;
Hirofumi Sakai, Shiojiri, JP;
Mitsuhiro Yamashita, Matsumoto, JP;
Seishin Yoshida, Azumino, JP;
Hirohisa Ozawa, Shiojiri, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A printer as an ink ejecting apparatus capable of ejecting sedimentation ink includes an LED as a first light emitting unit that emits light to a patch as a measurement target portion printed on a printing medium by the sedimentation ink, a light receiving sensor as a first light receiving unit that receives light transmitted from the LED and passing through the patch, and a control unit as a shielding degree determining unit that determines whether or not the patch has a predetermined shielding degree on the basis of a light reception signal output from the light receiving sensor.