Inventor
LIU YI-HUA
CN12 patents
⚠️ This page may combine multiple inventors who share the name “LIU YI-HUA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IND TECH RES INST
3 patentsUS6570366B1May 27, 2003
Active power factor correction circuit
IND TECH RES INST36 citations89
US9620822B2Apr 11, 2017
Battery charging method to obtain a charging current using fuzzification and defuzzification
IND TECH RES INST1 citations47
US6432616B1Aug 13, 2002
Water soluble polymer and photoresist composition containing the same
IND TECH RES INST0 citations46