Inventor
ITO SHIGEHIRO
JP20 patents
⚠️ This page may combine multiple inventors who share the name “ITO SHIGEHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VICTOR COMPANY OF JAPAN
15 patentsUS4674070AJun 16, 1987
Optical type disc with V-shaped groove and optical type reproducing apparatus therefor
VICTOR COMPANY OF JAPAN26 citations92
US5053870AOct 1, 1991
Ghost cancelling device using variable amplifier controlled by criterion function
VICTOR COMPANY OF JAPAN21 citations81
US5293541AMar 8, 1994
Picture quality improving apparatus for compensating contour of images
VICTOR COMPANY OF JAPAN7 citations73
US5262978ANov 16, 1993
Image enhancement system
VICTOR COMPANY OF JAPAN9 citations73
US5253063AOct 12, 1993
Apparatus which employs the variable weighing coefficients for a transversal filter and a singular line memory to compensate for ghost in image signals
VICTOR COMPANY OF JAPAN8 citations73
US5237416AAug 17, 1993
Apparatus for removing waveform distortion from a video signal
VICTOR COMPANY OF JAPAN13 citations73
US5206727AApr 27, 1993
Television signal according to the signal-to-noise ratio of the television signal
VICTOR COMPANY OF JAPAN6 citations73
US5144414ASep 1, 1992
Ghost cancelling device with waveform checking circuit
VICTOR COMPANY OF JAPAN12 citations73
US5089892AFeb 18, 1992
Ghost canceller employing plural reference signals
VICTOR COMPANY OF JAPAN16 citations73
US5184221AFeb 2, 1993
Apparatus for removing ghost component disturbing picture signal
VICTOR COMPANY OF JAPAN9 citations69
US5025317AJun 18, 1991
Ghost canceler using reference signals to generate updated criterion functions on which tap gains are determined
VICTOR COMPANY OF JAPAN13 citations69
US5311313AMay 10, 1994
Apparatus for removing ghost from television signals including a transversal filter using coefficient data with unnecessary high frequency components removed therefrom
VICTOR COMPANY OF JAPAN3 citations62
US5237415AAug 17, 1993
Ghost canceler with adaptive transversal filter
VICTOR COMPANY OF JAPAN3 citations62
US5216507AJun 1, 1993
Waveform distortion removing apparatus
VICTOR COMPANY OF JAPAN3 citations62
US5268860ADec 7, 1993
Image enhancement system
VICTOR COMPANY OF JAPAN1 citations51
MITSUBISHI ELECTRIC CORP
3 patentsUS7444650B2Oct 28, 2008
Disk apparatus
MITSUBISHI ELECTRIC CORP10 citations83
US7107598B2Sep 12, 2006
Disk device having reduced disk contact areas against outer peripheral surface of disk
MITSUBISHI ELECTRIC CORP7 citations73
US5400193AMar 21, 1995
Cassette loading device
MITSUBISHI ELECTRIC CORP1 citations51