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:
May. 09, 2006
Filed:
May. 23, 2003
Shigeki Muramatsu, Shizuoka, JP;
Tooru Uchida, Shizuoka, JP;
Kouichi Furutou, Tokyo, JP;
Kaname Nagatani, Tokyo, JP;
Shigeki Muramatsu, Shizuoka, JP;
Tooru Uchida, Shizuoka, JP;
Kouichi Furutou, Tokyo, JP;
Kaname Nagatani, Tokyo, JP;
NEC Corporation, , JP;
Abstract
A reduction optical system including a lensand a mirror, a CCD image sensorand a frame including a frame memberfor accommodating the reduction optical system and the CCD image sensor are integrated to constitute an image reading unit, and the unitis covered with a cover member. A lampis provided on the cover memberand spatially isolated from the inner space of the unit. A slitof the cover memberis closed by a transparent memberThe lampemits the lightonto a documenton a document setting glass, and the reflected lightfrom the documententers the CCD image sensorthrough the transparent member, slit, slit', mirrorand the lensand is converted into electrical information, thereby reading image information of the document