Inventor · disambiguated record

Yaomin Zhu

Also filed as: ZHU YAOMIN

1 granted patent·0 citations·filing 2018–2018

1Inventor score

Technology areasH02J

Files withSHANGHAI HUGONG ELECTRIC GROUP CO LTD1

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1 record

0136US11192201B2Double-power-supply switching control system for a welding machine and methodSHANGHAI HUGONG ELECTRIC GROUP CO LTD·Filed 2018·Granted Dec 7, 2021·0 cites·17 claims

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