Optical unit and LCD device using the optical unit | Patent Number 07593070

US 07593070 B2
Application Number11984403
Publication NumberUS 20080174717 A1
Pendency1 year, 10 months, 11 days
Filled DateNov 16, 2007
Priority DateMar 3, 2003
Publication DateJul 24, 2008
Expiration DateMar 3, 2023
Inventor/ApplicantsToshihisa Ogawa
ExaminesKIM, RICHARD H
Art Unit2871
Technology Center2800
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