Inventor

LU HUIDONG

CN2 patents

Patents

2 patents

US11404994B2Aug 2, 2022

Frequency converter module

CHINA UNIV OF PETROLEUM BLUE SKY QINGDAO PETROLEUM TECHNOLOGY CO LTD0 citations40

US11558985B2Jan 17, 2023

Frequency converter

CHINA UNIV OF PETROLEUM BLUE SKY QINGDAO PETROLEUM TECHNOLOGY CO LTD0 citations38