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Patents Grants
last 30 patents
Information
Patent Grant
Flat fluorescent lamp and backlight unit using the same
Patent number
7,141,931
Issue date
Nov 28, 2006
Deuk-il Park
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Surface light source apparatus, and method and apparatus for manufa...
Patent number
6,843,587
Issue date
Jan 18, 2005
LS Tech Co., Ltd.
Deuk Il Park
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Flat fluorescent lamp and backlight unit using the same
Publication number
20050116607
Publication date
Jun 2, 2005
Deuk-Il Park
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Surface light source apparatus, and method and apparatus for manufa...
Publication number
20050036320
Publication date
Feb 17, 2005
LS TECH CO., LTD.
Deuk Il Park
G02 - OPTICS
Information
Patent Application
Surface light source apparatus, and method and apparatus for manufa...
Publication number
20030210539
Publication date
Nov 13, 2003
LS TECH CO., LTD.
Duek IL Park
G02 - OPTICS