Inventor
UETAKE AKIHIRO
JP23 patents
Patents
23 patentsUS5416651AMay 16, 1995
Apparatus for magnetically recording digital data
SONY CORP126 citations98
US6560221B1May 6, 2003
Communication path control device, communication path control method, and communication path control unit
SONY CORP48 citations92
US6477179B1Nov 5, 2002
Data receiving device and data receiving method
SONY CORP45 citations92
US5822149AOct 13, 1998
Positioning guide mechanism and erroneous insertion detecting and discharging mechanism for a recording and producing apparatus
SONY CORP23 citations91
US5390870AFeb 21, 1995
Recording medium cassette and a recording/reproducing apparatus
SONY CORP21 citations91
US5438468AAug 1, 1995
Rotary head drum having reduced exterior dimensions
SONY CORP20 citations84
US5412525AMay 2, 1995
Tape cassette having a rockable finger for latching a slidable shutter
SONY CORP9 citations74
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
US6081403AJun 27, 2000
Tape guide members for a tape travel system for a tape loading mechanism in a recording and reproducing apparatus
SONY CORP15 citations72
US5847898ADec 8, 1998
Recording and reproducing apparatus and method of dubbing record medium cassette
SONY CORP5 citations63
US5631784AMay 20, 1997
Recording and reproducing apparatus and method of dubbing for record medium cassette
SONY CORP4 citations63
US5992781ANov 30, 1999
Indirect drive mechanism for recording and reproducing apparatus capable of accomodating different size cassettes
SONY CORP6 citations62
US5642245AJun 24, 1997
Tape cassette information detecting mechanism and reel lock releasing mechanism for recording and reproducing apparatus
SONY CORP3 citations62
US5605300AFeb 25, 1997
Tape tension regulating system for a tape cassette recording and/or reproducing apparatus accomodating cassettes of different sizes
SONY CORP5 citations62
US5502608AMar 26, 1996
Tape cassette
SONY CORP4 citations62
US5384666AJan 24, 1995
Digital picture signal recording apparatus in which a field interval is recorded in a plurality of tracks exhibiting a track pitch no greater than 5.5 μm by a rotary drum having a diameter no greater than 25 mm and a rotary speed no less than 150 rps
SONY CORP6 citations62
US5322237AJun 21, 1994
Lid assembly for a tape cassette which protects front and rear surfaces of a magnetic tape
SONY CORP4 citations62
US5833158ANov 10, 1998
Recording and/or reproducing apparatus having means for selectively loading large or small tape cassette
SONY CORP3 citations61
US5072316ADec 10, 1991
Recording apparatus
SONY CORP4 citations60
US5386334AJan 31, 1995
Tape cassette reel locking mechanism
SONY CORP1 citations52
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