Inventor · disambiguated record

Seigo Hagiwara

Also filed as: HAGIWARA SEIGO

4 granted patents·52 citations·filing 1992–1996

77Inventor score

Technology areasB23K

Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD4

Top patents by PatentIndex Score

4 records

0157US5852278AArc welding and arc plasma cutting machines having improved DC high-voltage generatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Dec 22, 1998·19 cites·18 claims
0249US5773792AARC welding machine and plasma cutting machineMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Jun 30, 1998·13 cites·5 claims
0343US5582751AArc welding machine and plasma cutting machineMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Dec 10, 1996·10 cites·8 claims
0438US5283419AArc welding machine and methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Feb 1, 1994·10 cites·3 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →