Inventor
INANAGA KIYOFUMI
JP26 patents
Patents
26 patentsUS5959597ASep 28, 1999
Image/audio reproducing system
SONY CORP101 citations98
US5796843AAug 18, 1998
Video signal and audio signal reproducing apparatus
SONY CORP108 citations98
US5696831ADec 9, 1997
Audio reproducing apparatus corresponding to picture
SONY CORP101 citations98
US5276740AJan 4, 1994
Earphone device
SONY CORP137 citations97
US5844816ADec 1, 1998
Angle detection apparatus and audio reproduction apparatus using it
SONY CORP47 citations96
US5757931AMay 26, 1998
Signal processing apparatus and acoustic reproducing apparatus
SONY CORP75 citations96
US5717767AFeb 10, 1998
Angle detection apparatus and audio reproduction apparatus using it
SONY CORP74 citations96
US5022486AJun 11, 1991
Sound reproducing apparatus
SONY CORP65 citations96
US5495534AFeb 27, 1996
Audio signal reproducing apparatus
SONY CORP105 citations95
US6021205AFeb 1, 2000
Headphone device
SONY CORP52 citations93
US5761314AJun 2, 1998
Audio reproducing apparatus and headphone
SONY CORP44 citations93
US5687239ANov 11, 1997
Audio reproduction apparatus
SONY CORP54 citations93
US5526429AJun 11, 1996
Headphone apparatus having means for detecting gyration of user's head
SONY CORP22 citations93
US5367506ANov 22, 1994
Sound collecting system and sound reproducing system
SONY CORP34 citations93
US5452359ASep 19, 1995
Acoustic signal reproducing apparatus
SONY CORP55 citations92
US5062140AOct 29, 1991
Induction speaker
SONY CORP51 citations92
US5181248AJan 19, 1993
Acoustic signal reproducing apparatus
SONY CORP54 citations89
US7502477B1Mar 10, 2009
Audio reproducing apparatus
SONY CORP8 citations84
US6928179B1Aug 9, 2005
Audio processing apparatus
SONY CORP15 citations84
US5696420ADec 9, 1997
Vibration type gyroscope apparatus
SONY CORP19 citations84
US4176249ANov 27, 1979
Deleterious mechanical vibrations from dynamic loudspeaker offset by additional dynamic device
SONY CORP23 citations78
US6968062B1Nov 22, 2005
Transmitter of infrared transmission system and reproducing apparatus comprising headphone device
SONY CORP9 citations74
US5717727AFeb 10, 1998
Digital filter and apparatus for reproducing sound using the digital filter
SONY CORP8 citations74
US5590094ADec 31, 1996
System and methd for reproducing sound
SONY CORP10 citations74
US5228089AJul 13, 1993
Hearing aid
SONY CORP7 citations73
US7567682B2Jul 28, 2009
Audio processing apparatus
SONY CORP1 citations52