Inventor
FURUYA MASAHITO
JP10 patents
Patents
10 patentsUS6744895B2Jun 1, 2004
Loudspeaker
CITIZEN ELECTRONICS30 citations91
USD487455SMar 9, 2004
Telephone receiver with a speaker
CITIZEN ELECTRONICS17 citations91
US7142686B2Nov 28, 2006
Compound sound generator
CITIZEN ELECTRONICS20 citations89
US7711131B2May 4, 2010
Electric-acoustic transducer and electric-acoustic transducer/housing assembly
CITIZEN ELECTRONICS17 citations83
US6711274B2Mar 23, 2004
Compound speaker for a portable communication device
CITIZEN ELECTRONICS15 citations83
US7162050B2Jan 9, 2007
Compound sound generator
CITIZEN ELECTRONICS13 citations81
US7158650B2Jan 2, 2007
Electroacoustic transducer
CITIZEN ELECTRONICS10 citations81
US7266213B2Sep 4, 2007
Compact speaker with a protective cover
CITIZEN ELECTRONICS9 citations72
US7010140B2Mar 7, 2006
Electroacoustic transducer
CITIZEN ELECTRONICS10 citations72
USD487083SFeb 24, 2004
Telephone receiver with a speaker
CITIZEN ELECTRONICS11 citations72