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:
Jul. 05, 2005
Filed:
Dec. 30, 2002
Applicants:
Yasuhiro Tamai, Shizuoka, JP;
Tetsuya Hasegawa, Shizuoka, JP;
Inventors:
Yasuhiro Tamai, Shizuoka, JP;
Tetsuya Hasegawa, Shizuoka, JP;
Assignee:
Yazaki Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60Q001/26 ;
U.S. Cl.
CPC ...
Abstract
A load drive () having a pulse converter () and a DC/DC converter (). The pulse converter () is capable of converting a high DC voltage supplied from the power supply unit () of a vehicle to a pulse voltage and applies the pulse voltage to a first lamp (L). The DC/DC converter () operates to convert the high DC voltage to a low DC voltage whose voltage value is lower than the voltage value of the high DC voltage and applies the low DC voltage to a second lamp (L).