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. 04, 2003
Filed:
Nov. 26, 2001
Applicant:
Inventors:
Hisaharu Oura, Kikuchi-gun, JP;
Hironori Takaoka, Kikuchi-gun, JP;
Assignee:
Advanced Display Inc., Kikuchi-gun, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 4/124 ;
U.S. Cl.
CPC ...
H05B 4/124 ;
Abstract
The inverter for multi-tube type backlight includes two step-up transformers of one-side grounded type, wherein the two step-up tranformers respectively output electric power to one or a plurality of cold cathode tubes, and wherein outputs of the two step-up tranformers are of identical frequency but of mutually reversed phases.