Inventor · disambiguated record
Seiji Kanba
Also filed as: KANBA SEIJI
40 granted patents·1,642 citations·filing 1991–2005
98Inventor score
Top patents by PatentIndex Score
40 records- 0197US6271803B1Chip antenna and radio equipment including the sameMURATA MANUFACTURING CO·Filed 1999·Granted Aug 7, 2001·301 cites·26 claims
- 0294US5892489AChip antenna and method of making sameMURATA MANUFACTURING CO·Filed 1997·Granted Apr 6, 1999·149 cites·40 claims
- 0393US5973651AChip antenna and antenna deviceMURATA MANUFACTURING CO·Filed 1997·Granted Oct 26, 1999·144 cites·28 claims
- 0492US6222489B1Antenna deviceMURATA MANUFACTURING CO·Filed 2000·Granted Apr 24, 2001·83 cites·7 claims
- 0592US5870066AChip antenna having multiple resonance frequenciesMURANA MFG CO LTD·Filed 1996·Granted Feb 9, 1999·169 cites·23 claims
- 0690US7268648B2Dual mode band-pass filterMURATA MANUFACTURING CO·Filed 2005·Granted Sep 11, 2007·12 cites·16 claims
- 0790US6720848B2Dual mode band-pass filter having coupled modesMURATA MANUFACTURING CO·Filed 2001·Granted Apr 13, 2004·19 cites·19 claims
- 0889US6771148B2Dual mode band-pass filterMURATA MANUFACTURING CO·Filed 2003·Granted Aug 3, 2004·17 cites·4 claims
- 0989US6111544AChip antenna, antenna device, and mobile communication apparatusMURATA MANUFACTURING CO·Filed 1999·Granted Aug 29, 2000·104 cites·11 claims
- 1088US7098760B2Dual mode band-pass filterMURATA MANUFACTURING CO·Filed 2005·Granted Aug 29, 2006·9 cites·11 claims
- 1187US7239221B2Dual mode band-pass filterMURATA MANUFACTURING CO·Filed 2005·Granted Jul 3, 2007·9 cites·12 claims
- 1286US5892490AMeander line antennaMURATA MANUFACTURING CO·Filed 1997·Granted Apr 6, 1999·82 cites·8 claims
- 1384US6288680B1Antenna apparatus and mobile communication apparatus using the sameMURATA MANUFACTURING CO·Filed 1998·Granted Sep 11, 2001·75 cites·13 claims
- 1482US7119639B2Dual mode band-pass filterMURATA MANUFACTURING CO·Filed 2004·Granted Oct 10, 2006·10 cites·4 claims
- 1581US6075491AChip antenna and mobile communication apparatus using sameMURATA MANUFACTURING CO·Filed 1998·Granted Jun 13, 2000·64 cites·5 claims
- 1678US6812813B2Method for adjusting frequency of attenuation pole of dual-mode band pass filterMURATA MANUFACTURING CO·Filed 2001·Granted Nov 2, 2004·13 cites·9 claims
- 1778US6563403B2Dual mode band-pass filterMURATA MANUFACTURING CO·Filed 2001·Granted May 13, 2003·14 cites·25 claims
- 1878US5870065AChip antenna having dielectric and magnetic material portionsMURATA MANUFACTURING CO·Filed 1996·Granted Feb 9, 1999·54 cites·56 claims
- 1970US6556109B2Dual mode band pass filterMURATA MANUFACTURING CO·Filed 2001·Granted Apr 29, 2003·9 cites·19 claims
- 2068US5936593AAntenna apparatus having a spiral conductor and a coating layerMURATA MANUFACTURING CO·Filed 1996·Granted Aug 10, 1999·29 cites·36 claims
- 2167US6052096AChip antennaMURATA MANUFACTURING CO·Filed 1996·Granted Apr 18, 2000·35 cites·12 claims
- 2266US6442399B1Mobile communication apparatusMURATA MANUFACTURING CO·Filed 2000·Granted Aug 27, 2002·18 cites·11 claims
- 2362US5977927AChip antennaMURATA MANUFACTURING CO·Filed 1997·Granted Nov 2, 1999·29 cites·19 claims
- 2462US5898413ASurface mount antennaMURATA MANUFACTURING CO·Filed 1997·Granted Apr 27, 1999·29 cites·16 claims
- 2558US5903242AHelical antenna and method of making sameMURATA MANUFACTURING CO·Filed 1996·Granted May 11, 1999·25 cites·20 claims
- 2656US6977564B2Bandpass filterMURATA MANUFACTURING CO·Filed 2004·Granted Dec 20, 2005·7 cites·11 claims
- 2756US6608537B2Band-pass filterMURATA MANUFACTURING CO·Filed 2001·Granted Aug 19, 2003·4 cites·20 claims
- 2853US5294477AFunctionally gradient circuit boardMURATA MANUFACTURING CO·Filed 1991·Granted Mar 15, 1994·21 cites·15 claims
- 2951US5999146AAntenna deviceMURATA MANUFACTURING CO·Filed 1997·Granted Dec 7, 1999·19 cites·17 claims
- 3050US5949385AAntenna integral with printed circuit boardMURATA MANUFACTURING CO·Filed 1997·Granted Sep 7, 1999·18 cites·16 claims
- 3147US6727783B2Method of producing band-pass filter and band-pass filterMURATA MANUFACTURING CO·Filed 2002·Granted Apr 27, 2004·1 cites·10 claims
- 3247US6556108B2Method of producing band-pass filter and band-pass filterMURATA MANUFACTURING CO·Filed 2001·Granted Apr 29, 2003·1 cites·12 claims
- 3347US5933116AChip antennaMURATA MANUFACTURING CO·Filed 1997·Granted Aug 3, 1999·14 cites·14 claims
- 3447US5767817AAntenna apparatus having chip antenna and capacitance generating deviceMURATA MANUFACTURING CO·Filed 1996·Granted Jun 16, 1998·11 cites·12 claims
- 3546US5764198AChip antennaMURATA MANUFACTURING CO·Filed 1996·Granted Jun 9, 1998·14 cites·23 claims
- 3642US6580342B2Method of producing band-pass filter and band-pass filterMURATA MANUFACTURING CO·Filed 2002·Granted Jun 17, 2003·0 cites·7 claims
- 3739US6031731AMobile communication apparatus having a selecting plate mounted on circuit boardMURATA MANUFACTURING CO·Filed 1998·Granted Feb 29, 2000·12 cites·4 claims
- 3839US5861852AChip antennaMURATA MANUFACTURING CO·Filed 1997·Granted Jan 19, 1999·9 cites·31 claims
- 3938US5948718ADielectric ceramic polarizerMURATA MANUFACTURING CO·Filed 1997·Granted Sep 7, 1999·7 cites·18 claims
- 4031US5631624ADielectric ceramics and electronic parts using the sameMURATA MANUFACTURING CO·Filed 1995·Granted May 20, 1997·2 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →