Inventor · disambiguated record
Yoichi Izumi
Also filed as: IZUMI YOICHI
27 granted patents·1 pending application·290 citations·filing 1993–2022
96Inventor score
Top patents by PatentIndex Score
28 records- 0191US7514174B2Electrochemical device including electrolytePANASONIC CORP·Filed 2006·Granted Apr 7, 2009·13 cites·3 claims
- 0290US7358008B2Electrochemical device including electrolyteMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Apr 15, 2008·30 cites·7 claims
- 0384US7438990B2Electrochemical device including electrolyteMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Oct 21, 2008·6 cites·4 claims
- 0481US7820330B2Alkaline storage battery and method for producing the samePANASONIC CORP·Filed 2005·Granted Oct 26, 2010·5 cites·11 claims
- 0581US6858347B2Paste type positive electrode for alkaline storage battery, and nickel-metal hydride storage batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Feb 22, 2005·23 cites·9 claims
- 0678US9623754B2Electric vehicleFUJI HEAVY IND LTD·Filed 2014·Granted Apr 18, 2017·7 cites·8 claims
- 0774US7294433B2Closed alkaline storage batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Nov 13, 2007·13 cites·10 claims
- 0873US6153334AActive materials for the positive electrode in alkaline storage battery and the manufacturing method of themMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Nov 28, 2000·27 cites·38 claims
- 0965US6573006B2Non-sintered type positive electrode for alkaline storage battery and alkaline storage batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jun 3, 2003·7 cites·19 claims
- 1064US6284215B1Manufacturing method of active materials for the positive electrode in alkaline storage batteriesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Sep 4, 2001·6 cites·7 claims
- 1163US7431819B2Method and apparatus for releasing metal-resin jointMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Oct 7, 2008·4 cites·13 claims
- 1259US12236724B2Reprogramming toolSUBARU CORP·Filed 2022·Granted Feb 25, 2025·0 cites·9 claims
- 1358US7022434B2Nickel-metal hydride storage battery and production method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Apr 4, 2006·3 cites·11 claims
- 1458US6783892B2Positive electrode active material for alkaline storage batteries, and positive electrode and alkaline storage battery using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Aug 31, 2004·3 cites·8 claims
- 1558US6261720B1Positive electrode active material for alkaline storage batteriesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Jul 17, 2001·23 cites·12 claims
- 1656US7335445B2Positive electrode active material for alkaline storage battery, positive electrode and alkaline storage batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Feb 26, 2008·2 cites·11 claims
- 1755US7153607B2Alkaline zinc secondary cell and method for preparation thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Dec 26, 2006·2 cites·20 claims
- 1855US5879429AMethod for producing hydrogen storage alloy electrodeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Mar 9, 1999·17 cites·16 claims
- 1950US6706442B1Alkaline storage batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Mar 16, 2004·18 cites·11 claims
- 2049US5389468AAlkaline storage batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Feb 14, 1995·18 cites·42 claims
- 2147US6042753AActive materials for the positive electrode in alkaline storage batteriesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Mar 28, 2000·15 cites·7 claims
- 2247US5837317AMethod of producing hydrogen storage alloy for batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Nov 17, 1998·11 cites·5 claims
- 2344US7326499B2Alkaline storage batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Feb 5, 2008·0 cites·9 claims
- 2444US6255019B1Cathode active material for alkaline storage battery and cathode using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jul 3, 2001·13 cites·7 claims
- 2544US6129902AManufacturing method of active materials for the positive electrode in alkaline storage batteriesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Oct 10, 2000·12 cites·7 claims
- 2643US2005147876A1Alkaline storage batteryFiled 2003·Application pending·0 cites
- 2741US5962156ANickel-metal hydride storage battery and alloy for configuring negative electrode of the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Oct 5, 1999·8 cites·19 claims
- 2833US6156456APositive electrode active material for alkaline storage batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Dec 5, 2000·4 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →