Inventor
OKAMURA HISATAKE
JP35 patents
Patents
35 patentsUS5892415AApr 6, 1999
Laminated resonator and laminated band pass filter using same
MURATA MANUFACTURING CO53 citations96
US5404118AApr 4, 1995
Band pass filter with resonator having spiral electrodes formed of coil electrodes on plurality of dielectric layers
MURATA MANUFACTURING CO89 citations96
US5140497AAug 18, 1992
Composite electronic component and frequency adjustment method of the same
MURATA MANUFACTURING CO115 citations95
US4918570AApr 17, 1990
Electronic component and its production method
MURATA MANUFACTURING CO26 citations93
US7268648B2Sep 11, 2007
Dual mode band-pass filter
MURATA MANUFACTURING CO12 citations92
US6771148B2Aug 3, 2004
Dual mode band-pass filter
MURATA MANUFACTURING CO17 citations92
US6720848B2Apr 13, 2004
Dual mode band-pass filter having coupled modes
MURATA MANUFACTURING CO19 citations92
US5510802AApr 23, 1996
Surface-mountable antenna unit
MURATA MANUFACTURING CO53 citations92
US5357227AOct 18, 1994
Laminated high-frequency low-pass filter
MURATA MANUFACTURING CO48 citations92
US5351020ASep 27, 1994
Band-pass filter having three or more loop-shaped electrodes
MURATA MANUFACTURING CO20 citations92
US4754242AJun 28, 1988
Resonator
MURATA MANUFACTURING CO26 citations92
US6958667B2Oct 25, 2005
Electronic chip component
MURATA MANUFACTURING CO12 citations84
US6812813B2Nov 2, 2004
Method for adjusting frequency of attenuation pole of dual-mode band pass filter
MURATA MANUFACTURING CO13 citations84
US6563403B2May 13, 2003
Dual mode band-pass filter
MURATA MANUFACTURING CO14 citations84
US7119639B2Oct 10, 2006
Dual mode band-pass filter
MURATA MANUFACTURING CO10 citations82
US5075650ADec 24, 1991
Bandpass filter
MURATA MANUFACTURING CO20 citations82
US4916582AApr 10, 1990
Electronic component and its production method
MURATA MANUFACTURING CO22 citations82
US4894629AJan 16, 1990
Bandpass filter having magnetically coupled resonators
MURATA MANUFACTURING CO22 citations82
US7239221B2Jul 3, 2007
Dual mode band-pass filter
MURATA MANUFACTURING CO9 citations74
US7098760B2Aug 29, 2006
Dual mode band-pass filter
MURATA MANUFACTURING CO9 citations74
US6977564B2Dec 20, 2005
Bandpass filter
MURATA MANUFACTURING CO7 citations74
US6556109B2Apr 29, 2003
Dual mode band pass filter
MURATA MANUFACTURING CO9 citations74
US5381117AJan 10, 1995
Resonator having loop-shaped electrode
MURATA MANUFACTURING CO7 citations74
US5300903AApr 5, 1994
Band-pass filter
MURATA MANUFACTURING CO17 citations74
US5105176AApr 14, 1992
Dielectric resonator and a manufacturing method thereof
MURATA MANUFACTURING CO9 citations74
US6630875B2Oct 7, 2003
Dual-mode band-pass filter
MURATA MANUFACTURING CO10 citations73
US6507251B2Jan 14, 2003
Dual-mode band-pass filter
MURATA MANUFACTURING CO9 citations73
US5400000AMar 21, 1995
Band-pass filter having two loop-shaped electrodes
MURATA MANUFACTURING CO11 citations71
US6727783B2Apr 27, 2004
Method of producing band-pass filter and band-pass filter
MURATA MANUFACTURING CO1 citations63
US6608537B2Aug 19, 2003
Band-pass filter
MURATA MANUFACTURING CO4 citations63
US6556108B2Apr 29, 2003
Method of producing band-pass filter and band-pass filter
MURATA MANUFACTURING CO1 citations63
US5382927AJan 17, 1995
Band-pass filter having two looped-shaped electrodes
MURATA MANUFACTURING CO2 citations63
US6580342B2Jun 17, 2003
Method of producing band-pass filter and band-pass filter
MURATA MANUFACTURING CO0 citations52
US6545568B2Apr 8, 2003
Dual-mode band-pass filter
MURATA MANUFACTURING CO1 citations52
US5623237AApr 22, 1997
Resonator and filter with a spaced away ground electrode connection stripline
MURATA MANUFACTURING CO1 citations52