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:
Dec. 06, 2005
Filed:
May. 28, 2003
Takeshi Ohmi, Shizuoka, JP;
Takeshi Ohmi, Shizuoka, JP;
Koito Manufacturing Co., Ltd., Tokyo, JP;
Abstract
A lighting devicefor a vehicle comprises a lighting unit having such a structure that a light emitting unitincluding a set of light emitting elements, . . . is connected in parallel. In the case in which the breakage of the light emitting unit is detected by first breakage detecting meansA, the generation of the breakage related to the light emitting unit is displayed by display meansIn the case in which the generation of the breakage of at least a predetermined number of light emitting units is detected by second breakage detecting meansB, an alarm is given by flashing a light emitting unit in which the breakage is not detected or a lighting unit including only the light emitting unit in a shorter flashing cycle than a flashing cycle obtained before the detection of the breakage.