Inventor · disambiguated record
Yoshifumi Watabe
Also filed as: WATABE YOSHIFUMI
27 granted patents·4 pending applications·625 citations·filing 1989–2020
97Inventor score
Files withMATSUSHITA ELECTRIC WORKS LTD14PANASONIC IP MAN CO LTD7PANASONIC ELEC WORKS CO LTD3NISHIKAWA TAKAYUKI2WATABE YOSHIFUMI2
Top patents by PatentIndex Score
31 records- 0197US7474590B2Pressure wave generator and process for manufacturing the samePANASONIC ELEC WORKS CO LTD·Filed 2005·Granted Jan 6, 2009·72 cites·17 claims
- 0295US6236046B1Infrared sensorMATSUSHITA ELECTRIC WORKS LTD·Filed 1998·Granted May 22, 2001·199 cites·21 claims
- 0392US8253578B2Smoke sensor of the sound wave type including a smoke density estimation unitWATABE YOSHIFUMI·Filed 2007·Granted Aug 28, 2012·30 cites·33 claims
- 0492US7709795B2Infrared sensor unit and process of fabricating the samePANASONIC ELEC WORKS CO LTD·Filed 2006·Granted May 4, 2010·21 cites·6 claims
- 0589US6498426B1Field emission-type electron source and manufacturing method thereofMATSUSHITA ELECTRIC WORKS LTD·Filed 2000·Granted Dec 24, 2002·32 cites·23 claims
- 0686US5215643AElectrochemical gas sensorMATSUSHITA ELECTRIC WORKS LTD·Filed 1989·Granted Jun 1, 1993·69 cites·16 claims
- 0785US6583578B1Field emission-type electron source and manufacturing method thereofMATSUSHITA ELECTRIC WORKS LTD·Filed 2000·Granted Jun 24, 2003·23 cites·26 claims
- 0884US10948406B2Moisture amount detection devicePANASONIC IP MAN CO LTD·Filed 2018·Granted Mar 16, 2021·2 cites·7 claims
- 0983US7881157B2Pressure wave generator and production method thereforPANASONIC ELEC WORKS CO LTD·Filed 2006·Granted Feb 1, 2011·17 cites·16 claims
- 1082US6844664B2Field emission electron source and production method thereofMATSUSHITA ELECTRIC WORKS LTD·Filed 2002·Granted Jan 18, 2005·19 cites·13 claims
- 1181US6285118B1Field emission-type electron source and manufacturing method thereof and display using the electron sourceMATSUSHITA ELECTRIC WORKS LTD·Filed 1999·Granted Sep 4, 2001·38 cites·44 claims
- 1277US9105368B2Infrared radiation elementPANASONIC IP MAN CO LTD·Filed 2013·Granted Aug 11, 2015·4 cites·11 claims
- 1376US11885515B2Air conditioning system to calculate indoor air quality index to control air ventilationPANASONIC IP MAN CO LTD·Filed 2020·Granted Jan 30, 2024·1 cites·10 claims
- 1474US5273640AElectrochemical gas sensorMATSUSHITA ELECTRIC WORKS LTD·Filed 1991·Granted Dec 28, 1993·43 cites·10 claims
- 1568US6753196B2Method of and apparatus for manufacturing field emission-type electron sourceMATSUSHITA ELECTRIC WORKS LTD·Filed 2002·Granted Jun 22, 2004·7 cites·26 claims
- 1668US6720717B2Field emission-type electron sourceMATSUSHITA ELECTRIC WORKS LTD·Filed 2002·Granted Apr 13, 2004·7 cites·8 claims
- 1767US8254209B2Acoustic wave sensorYAMANAKA HIROSHI·Filed 2005·Granted Aug 28, 2012·8 cites·6 claims
- 1866US6765342B1Field emission-type electron source and manufacturing method thereofMATSUSHITA ELECTRIC WORKS LTD·Filed 2000·Granted Jul 20, 2004·6 cites·19 claims
- 1965US6707061B2Field emission type electron sourceMATSUSHITA ELECTRIC WORKS LTD·Filed 2001·Granted Mar 16, 2004·6 cites·31 claims
- 2063US8519854B2Fire alarm systemWATABE YOSHIFUMI·Filed 2008·Granted Aug 27, 2013·1 cites·12 claims
- 2156US6794805B1Field emission electron source, method of producing the same, and use of the sameMATSUSHITA ELECTRIC WORKS LTD·Filed 1999·Granted Sep 21, 2004·12 cites·22 claims
- 2255US6784621B2Field emission-type electron source and method of biasing the sameMATSUSHITA ELECTRIC WORKS LTD·Filed 2002·Granted Aug 31, 2004·4 cites·22 claims
- 2349US6815315B2Method for electrochemical oxidationMATSUSHITA ELECTRIC WORKS LTD·Filed 2003·Granted Nov 9, 2004·2 cites·16 claims
- 2446US11199493B2Functional water concentration sensor, and calculation methodPANASONIC IP MAN CO LTD·Filed 2018·Granted Dec 14, 2021·0 cites·12 claims
- 2545US2016219650A1Infrared radiation device and production method for samePANASONIC IP MAN CO LTD·Filed 2014·Application pending·0 cites
- 2643US11480520B2Water content sensor and road surface state detection devicePANASONIC IP MAN CO LTD·Filed 2018·Granted Oct 25, 2022·0 cites·7 claims
- 2743US7569124B2Anodic oxidation apparatusTOKYO ELECTRON LTD AND MATSUSH·Filed 2004·Granted Aug 4, 2009·2 cites·7 claims
- 2843US2011310472A1Infrared optical filter and manufacturing method of the infrared optical filterHIRAI TAKAHIKO·Filed 2010·Application pending·0 cites
- 2938US9528879B2Infrared detection element, infrared detector, and infrared type gas sensorPANASONIC IP MAN CO LTD·Filed 2014·Granted Dec 27, 2016·0 cites·22 claims
- 3034US2012298867A1Infrared frame detectorNISHIKAWA TAKAYUKI·Filed 2010·Application pending·0 cites
- 3133US2012235038A1Infrared gas detector and infrared gas measuring deviceNISHIKAWA TAKAYUKI·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →