Inventor
CAO LIQIANG
CN6 patents
⚠️ This page may combine multiple inventors who share the name “CAO LIQIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NAT CENTER FOR ADVANCED PACKAGING CO LTD
3 patentsUS11067459B1Jul 20, 2021
Stress sensor structure and a manufacturing method thereof
NAT CENTER FOR ADVANCED PACKAGING CO LTD6 citations67
US11854794B2Dec 26, 2023
Semiconductor cleaning equipment and method for cleaning through vias using the same
NAT CENTER FOR ADVANCED PACKAGING CO LTD0 citations48
US12512392B2Dec 30, 2025
Package structure for reducing warpage of plastic package wafer and method for manufacturing the same
NAT CENTER FOR ADVANCED PACKAGING CO LTD0 citations46