Inventor
ISOGAWA TOSHIAKI
JP9 patents
Patents
9 patentsUS5689676ANov 18, 1997
Sequential EEPROM writing apparatus which sequentially and repetitively replaces a head position pointer with a last position pointer
SONY CORP53 citations91
US6466196B1Oct 15, 2002
Method of driving backlight, circuit for driving backlight, and electronic apparatus
SONY CORP43 citations89
US5483280AJan 9, 1996
Arrangement for controlling an iris to regulate light in an optical system
SONY CORP17 citations73
US5032909AJul 16, 1991
Image enhancer which utilizes a lowpass filter after an outline extracting circuit
SONY CORP14 citations72
US5386231AJan 31, 1995
Video camera
SONY CORP16 citations71
US4589021AMay 13, 1986
Gamma compensating circuit
SONY CORP8 citations71
US6633731B2Oct 14, 2003
Electronic view finder apparatus
SONY CORP2 citations62
US4630116ADec 16, 1986
Video signal inverting circuit
SONY CORP3 citations60
US4623933ANov 18, 1986
Video camera gain control circuit
SONY CORP3 citations57