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. 25, 2003
Filed:
Mar. 17, 2000
Noriyoshi Satoh, Kanagawa, JP;
Makoto Tamaru, Kanagawa, JP;
Masashi Fujita, Shizuoka, JP;
Fumihiro Muramatsu, Shizuoka, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
An illumination apparatus wherein in case a liquid-crystal display is lighted with plural colors using a body of luminous elements composed of plural luminous elements, a character, a mark and others can be also securely and plainly displayed so that a user can read the character, the mark, the digit and others and in addition, the system is not large-sized, and mobile information equipment provided with the illumination apparatus. The apparatus includes a printed board, a body of luminous elements in which plural luminous elements mounted on the printed board and different in a wavelength are integrated, a light conductor provided with light conducting means for conducting light to a predetermined surface from the body of luminous elements as a light source and an approximately rectangular liquid-crystal display held by the light conductor for displaying a character, a mark, a digit and others with them irradiated by the light conducting means are provided, light incident on the incident part of the light conductor is conducted, reflecting on a reflecting surface and an incidence plane and the whole liquid-crystal display is lighted.