Inventor
TAKUMA MASAO
JP16 patents
⚠️ This page may combine multiple inventors who share the name “TAKUMA MASAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANYO ELECTRIC CO
13 patentsUS4969045ANov 6, 1990
Image sensing apparatus having automatic iris function of automatically adjusting exposure in response to video signal
SANYO ELECTRIC CO148 citations98
US5003339AMar 26, 1991
Image sensing apparatus having automatic focusing function for automatically matching focus in response to video signal
SANYO ELECTRIC CO117 citations96
US4967280AOct 30, 1990
Image sensing apparatus having automatic focusing function of automatically matching focus in response to video signal
SANYO ELECTRIC CO59 citations96
US5428391AJun 27, 1995
Video signal processing circuit for a video camera having a recursive-type noise reducer
SANYO ELECTRIC CO20 citations92
US5345264ASep 6, 1994
Video signal processing circuit for a video camera using a luminance signal
SANYO ELECTRIC CO32 citations92
US5333055AJul 26, 1994
Video camera circuit for processing image signals from an image pickup device having a mosaic color filter
SANYO ELECTRIC CO31 citations92
US5325182AJun 28, 1994
Video signal processing circuit incorporated in a integrated circuit
SANYO ELECTRIC CO25 citations92
US4922346AMay 1, 1990
Automatic focusing apparatus having a variable focusing speed and particularly suited for use with interlaced scanning
SANYO ELECTRIC CO39 citations92
US5432552AJul 11, 1995
Automatic focusing apparatus including improved digital high-pass filter
SANYO ELECTRIC CO7 citations73
US5337083AAug 9, 1994
Digital video camera suppressing low-saturation chrominance
SANYO ELECTRIC CO9 citations73
US4833541AMay 23, 1989
Image sensing apparatus having function of automatically matching focus and exposure in response to video signal
SANYO ELECTRIC CO14 citations73
US5369436ANov 29, 1994
Automatic focusing apparatus for automatically matching focus in response to video signal based on extracted high frequency component of non-linear processed luminance signal
SANYO ELECTRIC CO13 citations72
US5331411AJul 19, 1994
Integrated circuit for processing digital signals in video camera having electronic zooming function
SANYO ELECTRIC CO12 citations71