Inventor · disambiguated record
Yukio Nishikawa
Also filed as: NISHIKAWA YUKIO
49 granted patents·10 pending applications·630 citations·filing 1978–2024
98Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD21PANASONIC IP MAN CO LTD11PANASONIC CORP10NISHIKAWA YUKIO4PRECISION MONOLITHICS INC4
Top patents by PatentIndex Score
59 records- 0194US5138131ALaser cutting method and apparatus for effecting said methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Aug 11, 1992·80 cites·1 claims
- 0293US5055653ALaser beam machining deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Oct 8, 1991·75 cites·7 claims
- 0392US9236585B2Battery block and method for manufacturing sameNISHIKAWA YUKIO·Filed 2012·Granted Jan 12, 2016·11 cites·7 claims
- 0489US10862354B2Thin strip component, method for manufacturing same, and motor using thin strip componentPANASONIC CORP·Filed 2019·Granted Dec 8, 2020·1 cites·18 claims
- 0588US9847663B2Secondary-battery charging system and method and battery packSANYO ELECTRIC CO·Filed 2014·Granted Dec 19, 2017·5 cites·5 claims
- 0687US5227608ALaser ablation apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Jul 13, 1993·50 cites·7 claims
- 0785US4374335ATuneable I.C. active integratorPRECISION MONOLITHICS INC·Filed 1980·Granted Feb 15, 1983·41 cites·5 claims
- 0884US9944048B2Laser-bonded component and production method for sameNISHIKAWA YUKIO·Filed 2012·Granted Apr 17, 2018·5 cites·5 claims
- 0983US10249856B2Assembled batteryPANASONIC IP MAN CO LTD·Filed 2015·Granted Apr 2, 2019·3 cites·8 claims
- 1083US9257684B2Battery block and manufacturing method thereforPANASONIC IP MAN CO LTD·Filed 2013·Granted Feb 9, 2016·3 cites·8 claims
- 1182US6913840B2Magnesium alloy molded product and method for manufacturing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 5, 2005·13 cites·2 claims
- 1280US11025103B2Iron core and motorPANASONIC CORP·Filed 2019·Granted Jun 1, 2021·1 cites·18 claims
- 1379US11232901B2Method for producing laminated magnetic coreTOHOKU MAGNET INST CO LTD·Filed 2016·Granted Jan 25, 2022·1 cites·22 claims
- 1479US9548477B2Battery blockASAIDA YASUHIRO·Filed 2012·Granted Jan 17, 2017·4 cites·12 claims
- 1579US4956539ALaser processing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted Sep 11, 1990·44 cites·10 claims
- 1674US9799931B2Battery block and method of manufacturing the sameHAMADA HIDEAKI·Filed 2012·Granted Oct 24, 2017·3 cites·8 claims
- 1774US7586695B2Method of manufacturing composite optical component and the composite optical componentPANASONIC CORP·Filed 2007·Granted Sep 8, 2009·3 cites·7 claims
- 1873US5017277ALaser sputtering apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted May 21, 1991·29 cites·10 claims
- 1972US4272656AQuasi-resistive battery feed for telephone circuitsPRECISION MONOLITHICS INC·Filed 1979·Granted Jun 9, 1981·22 cites·9 claims
- 2070US8525072B2Laser soldering apparatusNAKAI IZURU·Filed 2010·Granted Sep 3, 2013·3 cites·8 claims
- 2169US2021057942A1Thin strip component, method for manufacturing same, and motor using thin strip componentPANASONIC CORP·Filed 2020·Application pending·0 cites
- 2267US5065697ALaser sputtering apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Nov 19, 1991·26 cites·4 claims
- 2367US2024372316A1Light-emitting devicePANASONIC IP MAN CO LTD·Filed 2024·Application pending·0 cites
- 2465US11225049B2Laminated member, laminated body, and motorPANASONIC CORP·Filed 2018·Granted Jan 18, 2022·0 cites·16 claims
- 2563US5415901ALaser ablation device and thin film forming methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted May 16, 1995·22 cites·18 claims
- 2662US6669900B2Method of manufacturing magnesium alloy molded product, painted structure thereof, method of painting the same, and casings using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Dec 30, 2003·3 cites·14 claims
- 2762US5037521ASputtering apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Aug 6, 1991·21 cites·5 claims
- 2861US11146126B2Iron core and motor using iron corePANASONIC IP MAN CO LTD·Filed 2019·Granted Oct 12, 2021·0 cites·9 claims
- 2961US5138214APiezoelectric transducer and method of adjusting oscillation frequency thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Aug 11, 1992·14 cites·2 claims
- 3061USD325183STowing tractorKK TOYODA JIDOSHOKKI SEISAKUSHO·Filed 1990·Granted Apr 7, 1992·11 cites·1 claims
- 3160US10636567B2Heat treatment apparatus for laminated body of amorphous alloy ribbon and soft magnetic coreUNIV TOHOKU·Filed 2017·Granted Apr 28, 2020·0 cites·11 claims
- 3260US8507073B2Exterior partsNISHIKAWA YUKIO·Filed 2009·Granted Aug 13, 2013·2 cites·7 claims
- 3360US5365374ALaser optical deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Nov 15, 1994·16 cites·6 claims
- 3460US5159169ALaser sputtering apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Oct 27, 1992·18 cites·4 claims
- 3557US11601021B2Stator and motorPANASONIC IP MAN CO LTD·Filed 2020·Granted Mar 7, 2023·0 cites·10 claims
- 3657US10797541B2Magnetic plate laminate, manufacturing method therefor, and motor using this laminatePANASONIC CORP·Filed 2019·Granted Oct 6, 2020·0 cites·11 claims
- 3757US5035202AFrequency fine-adjusting apparatus for a piezo-electric oscillatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Jul 30, 1991·18 cites·6 claims
- 3855US10566857B2Iron core and motorPANASONIC CORP·Filed 2017·Granted Feb 18, 2020·0 cites·15 claims
- 3955US10461589B2Magnetic-plate laminated body and motorUNIV TOHOKU·Filed 2017·Granted Oct 29, 2019·0 cites·10 claims
- 4054US4340851APowerless starting circuitPRECISION MONOLITHICS INC·Filed 1980·Granted Jul 20, 1982·9 cites·21 claims
- 4153US9671055B2Vacuum heat insulating materialPANASONIC IP MAN CO LTD·Filed 2015·Granted Jun 6, 2017·0 cites·6 claims
- 4252US5477384ALaser optical deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Dec 19, 1995·13 cites·16 claims
- 4352US4258987APneumatic film holding deviceNISHIKAWA YUKIO·Filed 1979·Granted Mar 31, 1981·5 cites·5 claims
- 4452US2021226515A1Motor, compressor, and motor manufacturing methodPANASONIC IP MAN CO LTD·Filed 2021·Application pending·0 cites
- 4552US2021336516A1Manufacturing method of iron core, iron core, and statorPANASONIC IP MAN CO LTD·Filed 2021·Application pending·0 cites
- 4652US2014363728A1Battery packPANASONIC CORP·Filed 2014·Application pending·0 cites
- 4751US12282199B2Light emitting device, manufacturing method therefor, and waveguide structurePANASONIC IP MAN CO LTD·Filed 2022·Granted Apr 22, 2025·0 cites·22 claims
- 4851US5468930ALaser sputtering apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Nov 21, 1995·14 cites·6 claims
- 4950US2021152061A1Method of manufacturing stator, stator, and motorPANASONIC IP MAN CO LTD·Filed 2021·Application pending·0 cites
- 5050US2011026208A1Exterior parts and method of manufacturing the same and electronic equipment using the samePANASONIC CORP·Filed 2009·Application pending·0 cites
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →