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:
Feb. 19, 2019
Filed:
Dec. 02, 2014
Tohru Matsumoto, Ibaraki, JP;
Tetsuya Ofuchi, Kanagawa, JP;
Takayuki Nishimura, Kanagawa, JP;
Yukifumi Kobayashi, Kanagawa, JP;
Tohru Matsumoto, Ibaraki, JP;
Tetsuya Ofuchi, Kanagawa, JP;
Takayuki Nishimura, Kanagawa, JP;
Yukifumi Kobayashi, Kanagawa, JP;
RICOH COMPANY, LTD., Tokyo, JP;
Abstract
A sheet discriminator, which is incorporated in an image forming apparatus and an image forming system, includes a sheet loader on which a recording medium is loaded, an information detector including a light emitter to emit light to a surface of the recording medium loaded on the sheet loader and a light receiver to receive the light emitted by the light emitter and detecting information of the recording medium, a sheet distinguisher to distinguish a type of the recording medium based on the information detected by the information detector, and a light emission controller to control activation and stop of the light emitter and activate the light emitter before the information detector starts detection of the information of the recording medium.