Inventor · disambiguated record
Masao Fukunaga
Also filed as: FUKUNAGA MASAO
39 granted patents·10 pending applications·1,367 citations·filing 1979–2022
98Inventor score
Files withHITACHI LTD15MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15PANASONIC CORP8SANYO ELECTRIC CO4FUKUNAGA MASAO2
Top patents by PatentIndex Score
49 records- 0198US7758998B2Lithium ion secondary batteryPANASONIC CORP·Filed 2007·Granted Jul 20, 2010·54 cites·13 claims
- 0298US7754377B2Lithium ion secondary batteryPANASONIC CORP·Filed 2007·Granted Jul 13, 2010·48 cites·11 claims
- 0397US7396612B2Lithium ion secondary batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jul 8, 2008·81 cites·17 claims
- 0495US8142635B2Capillary arraySHIMIZU YASUSHI·Filed 2010·Granted Mar 27, 2012·22 cites·2 claims
- 0594US7785458B2Capillary arrayHITACHI LTD·Filed 2005·Granted Aug 31, 2010·22 cites·22 claims
- 0694US5554809AProcess detection apparatusHITACHI LTD·Filed 1994·Granted Sep 10, 1996·108 cites·14 claims
- 0794US4354092AElectric hair curling iron with rechargeable battery power supplyMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1979·Granted Oct 12, 1982·200 cites·12 claims
- 0893US6245224B1Water quality management systemHITACHI LTD·Filed 1999·Granted Jun 12, 2001·94 cites·7 claims
- 0993US6159770AMethod and apparatus for fabricating semiconductor deviceFUJITSU LTD·Filed 1998·Granted Dec 12, 2000·212 cites·9 claims
- 1091US6444172B2Water quality meter and water quality monitoring systemHITACHI LTD·Filed 2001·Granted Sep 3, 2002·40 cites·6 claims
- 1187US7005052B2Capillary arrayHITACHI LTD·Filed 2001·Granted Feb 28, 2006·26 cites·12 claims
- 1287US6398930B2Water quality meter and water quality monitoring systemHITACHI LTD·Filed 2001·Granted Jun 4, 2002·28 cites·2 claims
- 1385US10553852B2Method for manufacturing electrode and method for manufacturing secondary batterySANYO ELECTRIC CO·Filed 2016·Granted Feb 4, 2020·3 cites·20 claims
- 1485US6290908B1Water quality meter and water monitoring systemHITACHI LTD·Filed 1999·Granted Sep 18, 2001·47 cites·24 claims
- 1584US6773838B2Non-aqueous electrolyte secondary battery and negative electrode for the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 10, 2004·20 cites·11 claims
- 1682US6869724B2Non-aqueous electrolyte secondary battery and positive electrode for the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Mar 22, 2005·22 cites·10 claims
- 1782US4691870AElectric food processorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted Sep 8, 1987·56 cites·9 claims
- 1881US10673059B2Method for manufacturing electrode and method for manufacturing secondary batterySANYO ELECTRIC CO·Filed 2016·Granted Jun 2, 2020·2 cites·20 claims
- 1981US5469746AElectromagnetic flow meterHITACHI LTD·Filed 1994·Granted Nov 28, 1995·53 cites·28 claims
- 2078US7931983B2Lithium ion secondary batteryPANASONIC CORP·Filed 2007·Granted Apr 26, 2011·2 cites·1 claims
- 2176US7767339B2Production method of non-aqueous electrolyte secondary batteryPANASONIC CORP·Filed 2005·Granted Aug 3, 2010·2 cites·8 claims
- 2274US7662516B2Electrode plate of positive electrode for non-aqueous electrolyte secondary battery and manufacturing method thereofPANASONIC CORP·Filed 2005·Granted Feb 16, 2010·3 cites·23 claims
- 2373US7622218B2Electrode for non-aqueous electrolyte secondary battery and production method thereofPANASONIC CORP·Filed 2006·Granted Nov 24, 2009·3 cites·3 claims
- 2468US8277520B2Method for producing negative electrode for non-aqueous electrolyte secondary battery, and negative electrode for non-aqueous electrolyte secondary batteryINOUE TOSHIHIRO·Filed 2007·Granted Oct 2, 2012·2 cites·3 claims
- 2568US2023170594A1Manufacturing method of secondary batteryPRIME PLANET ENERGY & SOLUTIONS INC·Filed 2022·Application pending·0 cites
- 2668US2023170520A1Manufacturing method of secondary batteryPRIME PLANET ENERGY & SOLUTIONS INC·Filed 2022·Application pending·0 cites
- 2767US5207105AElectromagnetic flow meterHITACHI LTD·Filed 1990·Granted May 4, 1993·27 cites·18 claims
- 2866US4680627AApparatus for checking patterns on printed circuit boardsHITACHI LTD·Filed 1986·Granted Jul 14, 1987·46 cites·12 claims
- 2965US4790862AAir cleaning machineMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted Dec 13, 1988·27 cites·9 claims
- 3062US5458003AElectromagnetic flow meterHITACHI LTD·Filed 1992·Granted Oct 17, 1995·25 cites·18 claims
- 3161US2008311471A1Non-aqueous electrolyte secondary battery and production method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2008·Application pending·0 cites
- 3260US5675415APhysical quantity measurement apparatus and instrument thereforHITACHI LTD·Filed 1995·Granted Oct 7, 1997·21 cites·16 claims
- 3359US7147964B2Non-aqueous electrolyte secondary battery and negative electrode for the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Dec 12, 2006·2 cites·5 claims
- 3457US2010040940A1Electrode for non-aqueous electrolyte secondary battery and production method thereofPANASONIC CORP·Filed 2009·Application pending·0 cites
- 3555US7150937B2Non-aqueous electrolyte secondary battery and negative electrode for the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Dec 19, 2006·1 cites·5 claims
- 3655US4914950ACeramic conduit assembly with metal outer tubeHITACHI LTD·Filed 1988·Granted Apr 10, 1990·16 cites·12 claims
- 3753US6942946B2Positive electrode for non-aqueous electrolyte secondary battery and method of producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Sep 13, 2005·1 cites·10 claims
- 3853US4281423AFoam bathing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Aug 4, 1981·25 cites·12 claims
- 3953US2009169986A1Non-aqueous secondary battery and method for producing the sameFUKUNAGA MASAO·Filed 2008·Application pending·0 cites
- 4051US2010227210A1Non-aqueous electrolyte secondary battery and method for manufacturing the sameFUKUNAGA MASAO·Filed 2009·Application pending·0 cites
- 4147US2006172196A1Non-aqueous electrolyte rechargeable battery and manufacturing method of negative electrode employed thereinMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Application pending·0 cites
- 4247US2003054243A1Non-aqueous electrolyte secondary battery and production method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Application pending·0 cites
- 4345US10916760B2Secondary battery and method of manufacturing sameSANYO ELECTRIC CO·Filed 2017·Granted Feb 9, 2021·0 cites·14 claims
- 4445US2004160156A1Electrode for a battery and production method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
- 4544US11456487B2Method for manufacturing secondary batteryPANASONIC CORP·Filed 2017·Granted Sep 27, 2022·0 cites·5 claims
- 4644US2019280287A1Secondary battery and method for manufacturing the sameSANYO ELECTRIC CO·Filed 2017·Application pending·0 cites
- 4741US5522043AField bus system having automonous control operationHITACHI LTD·Filed 1995·Granted May 28, 1996·11 cites·17 claims
- 4838US5184121AField sensor communication method and systemHITACHI LTD·Filed 1990·Granted Feb 2, 1993·6 cites·8 claims
- 4938US4543968AHair styling applianceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1982·Granted Oct 1, 1985·9 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →