Inventor · disambiguated record
Masafumi Naruto
Also filed as: NARUTO MASAFUMI
4 granted patents·46 citations·filing 1998–2011
74Inventor score
Technology areasB23K
Top patents by PatentIndex Score
4 records- 0161US6028290AArc welding apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Feb 22, 2000·24 cites·7 claims
- 0243US6037566AArc welding apparatus for constant current and voltage characteristics cost and weight of which being reducedMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Mar 14, 2000·11 cites·12 claims
- 0342US6127650AElectromagnetic switch and welder using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Oct 3, 2000·11 cites·6 claims
- 0436US9162307B2Alternating-current welding method and alternating-current welding deviceTANAKA YOSHIAKI·Filed 2011·Granted Oct 20, 2015·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →