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:
Jan. 04, 2005
Filed:
Dec. 18, 2002
Toru Kunimochi, Iwata-gun, JP;
Shingo Suzuki, Iwata-gun, JP;
Motoji Egawa, Iwata-gun, JP;
Takahiro Shimura, Iwata-gun, JP;
Shigeyuki Oishi, Iwata-gun, JP;
Toru Kunimochi, Iwata-gun, JP;
Shingo Suzuki, Iwata-gun, JP;
Motoji Egawa, Iwata-gun, JP;
Takahiro Shimura, Iwata-gun, JP;
Shigeyuki Oishi, Iwata-gun, JP;
Minebea Co., Ltd., Kitasaku-gun, JP;
Abstract
A spread illuminating apparatus having a light conductive plate made of a light transmissible material and a bar-like lamp disposed along and close to an end face of the light conductive plate. The spread illuminating apparatus also having a light reflection pattern having a stair-like configuration from a cross-sectional perspective. The light reflection pattern is formed on a major face of the light conductive plate. The spread illuminating apparatus also has a light dispersive-reflection pattern which has, for example, a plurality of convex surfaces which are formed on a major face of the light conductive plate opposite to the major face of the light conductive plate, which is provided with the light reflection pattern.