P

Inventor

YAMADA YUJI

JP137 patents
⚠️ This page may combine multiple inventors who share the name “YAMADA YUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

25 patents
US5959597ASep 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
US6614912B1Sep 2, 2003

Sound reproducing device, earphone device and signal processing device therefor

SONY CORP70 citations96
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
US6970569B1Nov 29, 2005

Audio processing apparatus and audio reproducing method

SONY CORP30 citations93
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
US5193208AMar 9, 1993

Signal transmission system

SONY CORP87 citations93
US7917236B1Mar 29, 2011

Virtual sound source device and acoustic device comprising the same

SONY CORP19 citations84
US7672466B2Mar 2, 2010

Audio signal processing apparatus and method for the same

SONY CORP17 citations84
US7583809B2Sep 1, 2009

Sound signal processing device and sound signal processing method

SONY CORP11 citations84
US7502477B1Mar 10, 2009

Audio reproducing apparatus

SONY CORP8 citations84
US7454026B2Nov 18, 2008

Audio image signal processing and reproduction method and apparatus with head angle detection

SONY CORP14 citations84
US7369667B2May 6, 2008

Acoustic image localization signal processing device

SONY CORP11 citations84
US6928179B1Aug 9, 2005

Audio processing apparatus

SONY CORP15 citations84
US5696420ADec 9, 1997

Vibration type gyroscope apparatus

SONY CORP19 citations84
US6947569B2Sep 20, 2005

Audio signal processing device, interface circuit device for angular velocity sensor and signal processing device

SONY CORP12 citations83
US7162047B2Jan 9, 2007

Audio reproducing apparatus

SONY CORP7 citations74
US7043036B2May 9, 2006

Audio reproducing apparatus

SONY CORP6 citations74

TAIHO PHARMACEUTICAL CO LTD

4 patents

DENSO CORP

4 patents

TOSHIBA KK

3 patents

YAMADA YUJI

3 patents

MOLEX INC

2 patents

PERMELEC ELECTRODE LTD

2 patents

FUJITSU LTD

1 patent

TOGO SEISAKUSHO KK

1 patent

SONY COMPUTER ENTERTAINMENT INC

1 patent

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

ISHIMOTO MANABU

1 patent

TAIHO CHARMACEUTICAL CO LTD

1 patent

TOYODA GOSEI KK

1 patent

Showing the top 50 of 137 patents by PatentIndex Score.