Inventor
SENSHU YOICHIROU
JP14 patents
Patents
14 patentsUS5359428AOct 25, 1994
Digital video recorder operable in standard and long play modes
SONY CORP38 citations92
US5390870AFeb 21, 1995
Recording medium cassette and a recording/reproducing apparatus
SONY CORP21 citations91
US5453892ASep 26, 1995
Rotary magnetic head drum with fluid bearing and with head chips mounted together in parallel
SONY CORP8 citations73
US5316236AMay 31, 1994
Tape supplying and taking up apparatus and tape cassettes for use therewith
SONY CORP15 citations73
US6198589B1Mar 6, 2001
Video tape recording apparatus
SONY CORP3 citations62
US6128150AOct 3, 2000
Video tape recording apparatus for recording reproduction control signals for stabilizing operation of a tape transport means
SONY CORP5 citations62
US5502608AMar 26, 1996
Tape cassette
SONY CORP4 citations62
US5369531ANov 29, 1994
Digital video signal recording apparatus with leading and trailing heads displaced by a distance less than the distance between the ending edge of an auxiliary recording area and the starting edge of the video signal recording area
SONY CORP3 citations62
US5322237AJun 21, 1994
Lid assembly for a tape cassette which protects front and rear surfaces of a magnetic tape
SONY CORP4 citations62
US5671101ASep 23, 1997
Tracking control circuit for maintaining substantial balance between reproduced signal levels from plural rotary magnetic heads when tracking control is applied in respect to only one of the heads
SONY CORP3 citations60
US5072316ADec 10, 1991
Recording apparatus
SONY CORP4 citations60
US6631242B1Oct 7, 2003
Apparatus for recording and reproducing digital picture data
SONY CORP1 citations51
USRE35950ENov 10, 1998
Recording medium cassette and a recording/reproducing apparatus
SONY CORP1 citations51
US5862293AJan 19, 1999
Tracking control for digital signal reproducing and after-recording apparatus and method
SONY CORP0 citations41