Inventor
CAO WEIHUA
CN4 patents
⚠️ This page may combine multiple inventors who share the name “CAO WEIHUA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ZHENGZHOU YUNHAI INFORMATION TECH CO LTD
3 patentsUS11349302B2May 31, 2022
Circuit structure for suppressing surge current
ZHENGZHOU YUNHAI INFORMATION TECH CO LTD0 citations44
US11205949B2Dec 21, 2021
Discharge circuit and method
ZHENGZHOU YUNHAI INFORMATION TECH CO LTD0 citations44
US11128215B2Sep 21, 2021
Direct current voltage step-down regulation circuit structure
ZHENGZHOU YUNHAI INFORMATION TECH CO LTD0 citations44