Inventor
UCHIYAMA TAKAAKI
JP4 patents
Patents
4 patentsUS6696905B2Feb 24, 2004
Dielectric filter device having perpendicular bores for improved pass band characteristics
SANYO ELECTRIC CO8 citations71
US6677836B2Jan 13, 2004
Dielectric filter device having conductive strip removed for improved filter characteristics
SANYO ELECTRIC CO8 citations71
US6529097B2Mar 4, 2003
Coaxial resonator, and dielectric filter and dielectric duplexer comprising same
SANYO ELECTRIC CO8 citations68
US5977848ANov 2, 1999
Polar dielectric filter and dielectric duplexer incorporating same
SANYO ELECTRIC CO12 citations68