Inventor
SONG WENRONG
CN3 patents
Patents
3 patentsUS10312043B2Jun 4, 2019
Sealed high voltage direct current relay
ZHEJIANG INNUOVO NEW ENERGY TECH CO LTD1 citations55
US10262825B2Apr 16, 2019
Moving iron core guide mechanism for high voltage direct current relay
ZHEJIANG INNUOVO NEW ENERGY TECH CO LTD1 citations55
US10163596B2Dec 25, 2018
Horizontal-deflection prevention mechanism for high voltage direct current relay
ZHEJIANG INNUOVO NEW ENERGY TECH CO LTD0 citations45