Inventor · disambiguated record
Hisatake Okamura
Also filed as: OKAMURA HISATAKE
35 granted patents·1 pending application·698 citations·filing 1987–2005
98Inventor score
Files withMURATA MANUFACTURING CO36
Top patents by PatentIndex Score
36 records- 0196US5404118ABand pass filter with resonator having spiral electrodes formed of coil electrodes on plurality of dielectric layersMURATA MANUFACTURING CO·Filed 1993·Granted Apr 4, 1995·89 cites·6 claims
- 0295US5140497AComposite electronic component and frequency adjustment method of the sameMURATA MANUFACTURING CO·Filed 1991·Granted Aug 18, 1992·115 cites·22 claims
- 0390US7268648B2Dual mode band-pass filterMURATA MANUFACTURING CO·Filed 2005·Granted Sep 11, 2007·12 cites·16 claims
- 0490US6720848B2Dual mode band-pass filter having coupled modesMURATA MANUFACTURING CO·Filed 2001·Granted Apr 13, 2004·19 cites·19 claims
- 0589US6771148B2Dual mode band-pass filterMURATA MANUFACTURING CO·Filed 2003·Granted Aug 3, 2004·17 cites·4 claims
- 0689US5357227ALaminated high-frequency low-pass filterMURATA MANUFACTURING CO·Filed 1993·Granted Oct 18, 1994·48 cites·10 claims
- 0788US7098760B2Dual mode band-pass filterMURATA MANUFACTURING CO·Filed 2005·Granted Aug 29, 2006·9 cites·11 claims
- 0888US5892415ALaminated resonator and laminated band pass filter using sameMURATA MANUFACTURING CO·Filed 1996·Granted Apr 6, 1999·53 cites·25 claims
- 0987US7239221B2Dual mode band-pass filterMURATA MANUFACTURING CO·Filed 2005·Granted Jul 3, 2007·9 cites·12 claims
- 1082US7119639B2Dual mode band-pass filterMURATA MANUFACTURING CO·Filed 2004·Granted Oct 10, 2006·10 cites·4 claims
- 1180US5510802ASurface-mountable antenna unitMURATA MANUFACTURING CO·Filed 1994·Granted Apr 23, 1996·53 cites·47 claims
- 1279US4754242AResonatorMURATA MANUFACTURING CO·Filed 1987·Granted Jun 28, 1988·26 cites·2 claims
- 1378US6812813B2Method for adjusting frequency of attenuation pole of dual-mode band pass filterMURATA MANUFACTURING CO·Filed 2001·Granted Nov 2, 2004·13 cites·9 claims
- 1478US6563403B2Dual mode band-pass filterMURATA MANUFACTURING CO·Filed 2001·Granted May 13, 2003·14 cites·25 claims
- 1578US4918570AElectronic component and its production methodMURATA MANUFACTURING CO·Filed 1989·Granted Apr 17, 1990·26 cites·20 claims
- 1676US6958667B2Electronic chip componentMURATA MANUFACTURING CO·Filed 2004·Granted Oct 25, 2005·12 cites·8 claims
- 1776US4916582AElectronic component and its production methodMURATA MANUFACTURING CO·Filed 1989·Granted Apr 10, 1990·22 cites·21 claims
- 1876US4894629ABandpass filter having magnetically coupled resonatorsMURATA MANUFACTURING CO·Filed 1987·Granted Jan 16, 1990·22 cites·15 claims
- 1975US6630875B2Dual-mode band-pass filterMURATA MANUFACTURING CO·Filed 2002·Granted Oct 7, 2003·10 cites·12 claims
- 2070US6556109B2Dual mode band pass filterMURATA MANUFACTURING CO·Filed 2001·Granted Apr 29, 2003·9 cites·19 claims
- 2170US6507251B2Dual-mode band-pass filterMURATA MANUFACTURING CO·Filed 2001·Granted Jan 14, 2003·9 cites·19 claims
- 2267US5351020ABand-pass filter having three or more loop-shaped electrodesMURATA MANUFACTURING CO·Filed 1993·Granted Sep 27, 1994·20 cites·11 claims
- 2367US5075650ABandpass filterMURATA MANUFACTURING CO·Filed 1990·Granted Dec 24, 1991·20 cites·14 claims
- 2464US5300903ABand-pass filterMURATA MANUFACTURING CO·Filed 1992·Granted Apr 5, 1994·17 cites·28 claims
- 2556US6977564B2Bandpass filterMURATA MANUFACTURING CO·Filed 2004·Granted Dec 20, 2005·7 cites·11 claims
- 2656US6608537B2Band-pass filterMURATA MANUFACTURING CO·Filed 2001·Granted Aug 19, 2003·4 cites·20 claims
- 2750US5400000ABand-pass filter having two loop-shaped electrodesMURATA MANUFACTURING CO·Filed 1993·Granted Mar 21, 1995·11 cites·16 claims
- 2848US5105176ADielectric resonator and a manufacturing method thereofMURATA MANUFACTURING CO·Filed 1990·Granted Apr 14, 1992·9 cites·9 claims
- 2947US6727783B2Method of producing band-pass filter and band-pass filterMURATA MANUFACTURING CO·Filed 2002·Granted Apr 27, 2004·1 cites·10 claims
- 3047US6556108B2Method of producing band-pass filter and band-pass filterMURATA MANUFACTURING CO·Filed 2001·Granted Apr 29, 2003·1 cites·12 claims
- 3146US6545568B2Dual-mode band-pass filterMURATA MANUFACTURING CO·Filed 2001·Granted Apr 8, 2003·1 cites·11 claims
- 3244US5381117AResonator having loop-shaped electrodeMURATA MANUFACTURING CO·Filed 1993·Granted Jan 10, 1995·7 cites·19 claims
- 3344US2004209581A1Dual-mode bandpass filter, duplexer, and radio communication apparatusMURATA MANUFACTURING CO·Filed 2004·Application pending·0 cites
- 3442US6580342B2Method of producing band-pass filter and band-pass filterMURATA MANUFACTURING CO·Filed 2002·Granted Jun 17, 2003·0 cites·7 claims
- 3533US5382927ABand-pass filter having two looped-shaped electrodesMURATA MANUFACTURING CO·Filed 1993·Granted Jan 17, 1995·2 cites·15 claims
- 3631US5623237AResonator and filter with a spaced away ground electrode connection striplineMURATA MANUFACTURING CO·Filed 1995·Granted Apr 22, 1997·1 cites·16 claims
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