Inventor · disambiguated record
Hiroshi Kushitani
Also filed as: KUSHITANI HIROSHI
27 granted patents·749 citations·filing 1994–2004
97Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD26
Top patents by PatentIndex Score
27 records- 0198US5719539ADielectric filter with multiple resonatorsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Feb 17, 1998·110 cites·42 claims
- 0294US6496083B1Diode compensation circuit including two series and one parallel resonance pointsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Dec 17, 2002·76 cites·14 claims
- 0394US6304156B1Laminated dielectric antenna duplexer and a dielectric filterFiled 1999·Granted Oct 16, 2001·59 cites·6 claims
- 0493US6696903B1Laminated dielectric filter, and antenna duplexer and communication equipment using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Feb 24, 2004·40 cites·15 claims
- 0593US6020799ALaminated dielectric antenna duplexer and a dielectric filterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Feb 1, 2000·59 cites·5 claims
- 0692US6917258B2High frequency switchMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jul 12, 2005·62 cites·9 claims
- 0788US6150898ALow-pass filter with directional coupler and cellular phoneMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Nov 21, 2000·51 cites·22 claims
- 0887US6577208B2Radio frequency filterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jun 10, 2003·32 cites·11 claims
- 0986US6492886B1Laminated filter, duplexer, and mobile communication apparatus using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Dec 10, 2002·22 cites·28 claims
- 1083US6608534B2Matching circuit chip, filter with matching circuit, duplexer and cellular phoneMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 19, 2003·15 cites·6 claims
- 1182US7010273B2High-frequency composite switch moduleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Mar 7, 2006·29 cites·34 claims
- 1279US6903631B2SAW filter and electronic device including SAW filterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jun 7, 2005·20 cites·12 claims
- 1379US6529096B2Dielectric filter, antenna duplexer, and communications applianceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Mar 4, 2003·12 cites·5 claims
- 1476US6140891ADielectric laminated filterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Oct 31, 2000·26 cites·18 claims
- 1575US6998912B2High-frequency composite switch module and mobile communication device using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Feb 14, 2006·16 cites·27 claims
- 1674US6366564B1Diplexer duplexer and two-channel mobile communications equipmentMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Apr 2, 2002·54 cites·14 claims
- 1763US7297878B2High frequency laminated component and its manufacturing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Nov 20, 2007·11 cites·7 claims
- 1863US6933802B2High frequency switchMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Aug 23, 2005·6 cites·4 claims
- 1963US6633209B2FilterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Oct 14, 2003·9 cites·23 claims
- 2063US6608533B2Matching circuit chip, filter with matching circuit, duplexer and cellular phoneMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 19, 2003·5 cites·5 claims
- 2160US6856187B2High frequency switch moduleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Feb 15, 2005·9 cites·3 claims
- 2258US7116188B2Laminated dielectric filter, and antenna duplexer and communication equipment using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Oct 3, 2006·4 cites·2 claims
- 2354US7183878B2Surface acoustic wave filterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Feb 27, 2007·6 cites·13 claims
- 2454US6326863B1Matching circuit chip, filter with matching circuit, duplexer and cellular phoneMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Dec 4, 2001·8 cites·5 claims
- 2550US7286028B2Surface acoustic wave filter and device employing itMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Oct 23, 2007·5 cites·15 claims
- 2645US6768383B2High-frequency amplifierMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 27, 2004·3 cites·97 claims
- 2741US6747528B2Dielectric filter, antenna duplexer, and communications applianceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jun 8, 2004·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →