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. 10, 2009
Filed:
Sep. 11, 2003
Applicants:
Kenichi Shiraishi, Nara, JP;
Hideyuki Miyake, Soraku-gun, JP;
Takashi Suda, Kashihara, JP;
Inventors:
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/04 (2006.01); H04N 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An image reading device is provided with a guide member having a light-blocking portion with its upper surface positioned above an extended surface of a reading surface of an optical reader. The device is also provided with a slant surface between the reading surface of the optical reader and the light-blocking portion. The device is further provided with upper guide surfaces facing the light-blocking portion and the slant surface respectively, at a predetermined distance.
Shiraishi, Kenichi. (2009). Device for preventing image quality reduction caused by incidental light (U.S. Patent No. 7489424). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7489424
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile