Inventor · disambiguated record

Du-Hyeon Song

Also filed as: SONG DU-HYEON

2 granted patents·9 citations·filing 2012–2014

54Inventor score

Technology areasB23P Y10T

Files withKOREA T&M CO LTD2

Top patents by PatentIndex Score

2 records

0173US9744626B2Apparatus for changing welding tipKOREA T&M CO LTD·Filed 2014·Granted Aug 29, 2017·6 cites·11 claims
0268US9908204B2Apparatus for interchanging welding tips of spot welding gunKOREA T&M CO LTD·Filed 2012·Granted Mar 6, 2018·3 cites·18 claims

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