Inventor · disambiguated record
Masakazu Umeda
Also filed as: UMEDA MASAKAZU
23 granted patents·359 citations·filing 1977–2015
96Inventor score
Technology areasB01D
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD9PANASONIC CORP9OKABE KENSAKU2HONDA MOTOR CO LTD1MIMURA KOUHEI1
Top patents by PatentIndex Score
23 records- 0197USD424257SCombined dish washing machine and drying machineMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted May 2, 2000·80 cites·1 claims
- 0294USD594612SElectric vacuum cleaner nozzlePANASONIC CORP·Filed 2008·Granted Jun 16, 2009·58 cites·1 claims
- 0382USD573759SElectric vacuum cleanerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Granted Jul 22, 2008·30 cites·1 claims
- 0480USD684326SVacuum cleanerOKABE KENSAKU·Filed 2012·Granted Jun 11, 2013·28 cites·1 claims
- 0576USD734582SSteam ironPANASONIC CORP·Filed 2014·Granted Jul 14, 2015·19 cites·1 claims
- 0674USD707407SVacuum cleanerPANASONIC CORP·Filed 2013·Granted Jun 17, 2014·19 cites·1 claims
- 0771USD463192SThermally insulated container with means for heating liquid stored thereinMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Sep 24, 2002·18 cites·1 claims
- 0871USD387517SElectric vacuum cleanerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Dec 9, 1997·16 cites·1 claims
- 0967USD680699SVacuum cleaner nozzleOKABE KENSAKU·Filed 2012·Granted Apr 23, 2013·17 cites·1 claims
- 1065USD584462SVacuum cleanerPANASONIC CORP·Filed 2007·Granted Jan 6, 2009·14 cites·1 claims
- 1159USD611666SVacuum cleaner handlePANASONIC CORP·Filed 2009·Granted Mar 9, 2010·10 cites·1 claims
- 1257USD597713SVacuum cleanerPANASONIC CORP·Filed 2008·Granted Aug 4, 2009·10 cites·1 claims
- 1357USD504842SElectric incense burnerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted May 10, 2005·11 cites·1 claims
- 1449USD764734SSteam ironPANASONIC IP MAN CO LTD·Filed 2015·Granted Aug 23, 2016·5 cites·1 claims
- 1547US4116884AOxidizing catalyzerHONDA MOTOR CO LTD·Filed 1977·Granted Sep 26, 1978·10 cites·5 claims
- 1644USD580609SVacuum cleanerPANASONIC CORP·Filed 2008·Granted Nov 11, 2008·5 cites·1 claims
- 1744USD570563SVacuum cleanerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Granted Jun 3, 2008·5 cites·1 claims
- 1840USD617961SVacuum cleanerPANASONIC CORP·Filed 2009·Granted Jun 15, 2010·3 cites·1 claims
- 1931USD581110SElectric vacuum cleaner bodyPANASONIC CORP·Filed 2007·Granted Nov 18, 2008·1 cites·1 claims
- 2029USD570567SVacuum cleanerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Granted Jun 3, 2008·0 cites·1 claims
- 2128USD566915SNozzle for electric vacuum cleanerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Granted Apr 15, 2008·0 cites·1 claims
- 2228USD564159SNozzle for electric vacuum cleanerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Granted Mar 11, 2008·0 cites·1 claims
- 2322USD663500SVacuum cleaner nozzle attachmentMIMURA KOUHEI·Filed 2011·Granted Jul 10, 2012·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →