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. 11, 2014
Filed:
Oct. 19, 2012
Applicant:
Keisuke Isoda, Osaka, JP;
Inventor:
Keisuke Isoda, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An image forming apparatus of the present disclosure includes: an image carrier configured to carry toner patches; a first sensor configured to irradiate S-polarized light to a low-density patch in a predetermined low density range among the toner patches, and to receive reflection light from the low-density patch; and a second sensor configured to irradiate P-polarized light to a high-density patch in a predetermined high density range among the toner patches, and to receive reflection light from the high-density patch.