Inventor
LI XINRAN
GB7 patents
⚠️ This page may combine multiple inventors who share the name “LI XINRAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHINA UNIV OF PETROLEUM BLUE SKY QINGDAO PETROLEUM TECHNOLOGY CO LTD
3 patentsUS11404994B2Aug 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
US11629084B2Apr 18, 2023
Method for treating an oily solid waste sludge
CHINA UNIV OF PETROLEUM BLUE SKY QINGDAO PETROLEUM TECHNOLOGY CO LTD0 citations37