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:
Apr. 28, 2009
Filed:
Jul. 25, 2001
Akifumi Ogiwara, Kida-gun, JP;
Kazunori Komori, Sanda, JP;
Junko Asayama, Suita, JP;
Yasunori Kuratomi, Sanda, JP;
Akifumi Ogiwara, Kida-gun, JP;
Kazunori Komori, Sanda, JP;
Junko Asayama, Suita, JP;
Yasunori Kuratomi, Sanda, JP;
Toshiba Matsushita Display Technology Co., Ltd., Tokyo, JP;
Abstract
The present invention is directed to provide, for example, a lighting device and an image display, with which higher luminance and others can be achieved. In order to achieve this object, an image display of the present invention is formed in a lighting device () including a light source (), a light guiding plate () that is disposed in such a manner that the light from the light source () is allowed to enter it through an end face () thereof, and a reflecting surface () that is opposed to one major surface () of the light guiding plate (), wherein the one major surface () of the light guiding plate () has a constant scattering layer () formed thereon which is adapted to transmit the incident light to scatter it at a predetermined rate, and the constant scattering layer () has a distribution and scattering structure () formed there on which is adapted to transmit the incident light to scatter it at a percentage that varies according to the distance from the above-mentioned light source ().