Inventor · disambiguated record

Yunhai Du

Also filed as: DU YUNHAI

1 granted patent·2 citations·filing 2016–2016

17Inventor score

Technology areasF21V

Files withNINGBO YAMAO OPTOELECTRONICS CO LTD1

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1 record

0165US10148915B2Lighting system with monitoring and alarm functionNINGBO YAMAO OPTOELECTRONICS CO LTD·Filed 2016·Granted Dec 4, 2018·2 cites·9 claims

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