Contrast adjusting circuitry and video display apparatus using same | Patent Number 07760213

US 07760213 B2
Application Number12428246
Publication NumberUS 20090262245 A1
Pendency1 year, 2 months, 29 days
Filled DateApr 22, 2009
Priority DateNov 15, 2002
Publication DateOct 22, 2009
Expiration DateNov 15, 2022
Inventor/ApplicantsRyo Hasegawa
Hiroshi Aoki
Takaaki Matono
ExaminesDHARIA, PRABODH M
Art Unit2629
Technology Center2600
Assignments
Maxell Ltd.
Current
Hitachi Ltd.
Original
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